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Showing posts from April, 2024

Exploring Static Electricity: DIY Balloon-Powered Hovercraft

  Ages: 10-14 Objective: Engage children in an exciting and educational experiment to explore the principles of static electricity and air pressure by building their own balloon-powered hovercraft. Materials Needed: Compact disc (CD) or DVD Balloon Bottle cap (from a plastic bottle) Hot glue gun and glue sticks Foam or cork sheet Scissors Tape Marker Optional: Lightweight plastic or foam plate for the hovercraft base Procedure: Begin by creating the hovercraft base. Trace the outline of the CD or DVD onto the foam or cork sheet and cut out the shape using scissors. Alternatively, you can use a lightweight plastic or foam plate as the base. Attach the bottle cap to the center of the hovercraft base using hot glue. This will serve as the air outlet for the balloon. Inflate the balloon and pinch the opening to prevent air from escaping. Stretch the neck of the balloon over the bottle cap, ensuring a tight seal. Secure the balloon in place with tape to prevent it from detaching during the

DIY Mini Weather Station

  Ages: 8-12 Objective: Engage children in an educational and hands-on activity to build a mini weather station while learning about weather monitoring and measurement. Materials Needed: Empty plastic soda bottles (2-liter size) Scissors or utility knife (adult supervision required) Permanent marker Wooden skewer or pencil Small plastic cups (clear) Ruler or measuring tape String or fishing line Tape Thermometer Compass (optional) Notebook and pen/pencil for recording observations Procedure: Cut the top off one of the plastic soda bottles, leaving approximately one-third of the bottle intact. This will serve as the rain gauge. Using the permanent marker, mark measurement lines on the rain gauge bottle, indicating inches or centimeters for rainfall measurement. Cut the bottom off the second plastic soda bottle, leaving the neck intact. This will serve as the wind vane. Attach the wooden skewer or pencil to the side of the wind vane bottle using tape, ensuring it is centered and perpendi

Glowing Water Experiment: Creating Fluorescent Water

  Ages: 8-12 Objective: Engage children in an illuminating experiment to learn about fluorescence and the properties of light by creating their own glowing water using household materials. Materials Needed: Tonic water (containing quinine) Blacklight (ultraviolet or UV light) Clear plastic or glass container Optional: Dark room or dimly lit area for better visibility of the glow Procedure: Set up the experiment area in a dark room or dimly lit area where the glow from the fluorescent water will be more visible. Pour tonic water into the clear container until it is about halfway full. Turn on the blacklight and position it near the container of tonic water. Ensure that the blacklight is directed towards the water. Observe as the tonic water begins to glow under the blacklight. The quinine in the tonic water reacts to the ultraviolet light emitted by the blacklight, causing it to fluoresce and emit a blueish-white glow. Encourage children to explore the glowing water by shining the black

: DIY Rainbow Bubble Snakes

  Ages: 5-10 Objective: Engage children in a colorful and interactive outdoor activity to explore the principles of air pressure and surface tension by creating rainbow bubble snakes using simple household materials. Materials Needed: Empty plastic bottle (such as a water bottle) Old sock or cut-up piece of fabric Rubber band or hair tie Dish soap Water Food coloring (assorted colors) Scissors Tray or shallow basin (to contain the bubble solution) Procedure: Begin by cutting off the bottom of the plastic bottle to create a funnel-like shape. Remove the cap from the bottle. Stretch the old sock or fabric over the cut end of the bottle and secure it in place with a rubber band or hair tie. Make sure the fabric is stretched tightly and covers the entire opening of the bottle. In a tray or shallow basin, mix together dish soap and water to create a bubble solution. The solution should be slightly thick and foamy for best results. Add a few drops of food coloring to different areas of the f

Cosmic Creations: DIY Galaxy Slime

  Ages: 6-12 Objective: Engage children in a fun and sensory-filled activity to create their own galaxy slime while exploring basic chemistry concepts. Materials Needed: Clear school glue (e.g., Elmer's Glue) Liquid starch or laundry detergent (containing borax) Glitter (assorted colors) Food coloring (blue, purple, and black) Mixing bowl Spoon or spatula Disposable gloves (optional) Small containers or jars for storing slime Procedure: Pour approximately ½ cup of clear glue into a mixing bowl. Add a few drops of blue and purple food coloring to the glue, mixing well until the desired color is achieved. For a darker effect, add a drop of black food coloring. Sprinkle glitter into the colored glue mixture, stirring to distribute the glitter evenly. Use a combination of silver, blue, and purple glitter to create a cosmic effect. Slowly add liquid starch or laundry detergent to the glue mixture, stirring continuously. Add the starch/detergent gradually until the mixture begins to clum

: Colorful Chemistry: Making Rainbow Paper

  Ages: 8-12 Objective: Engage children in a creative and educational experiment to learn about pH indicators and chemical reactions by making their own rainbow paper using household materials. Materials Needed: White coffee filters or filter paper Scissors Assorted liquid food coloring (red, blue, green, yellow) Water Small bowls or cups (one per color) Droppers or pipettes Optional: Vinegar and baking soda for additional color changes Procedure: Begin by cutting the coffee filters or filter paper into various shapes and sizes. Rectangles, squares, and circles all work well for this experiment. Prepare the liquid food coloring by diluting each color with water in separate bowls or cups. You can adjust the intensity of the colors by adding more or less food coloring. Use droppers or pipettes to apply drops of colored water onto the paper filters. Encourage children to experiment with different patterns and designs, such as stripes, swirls, or dots. Allow the paper filters to dry comple

DIY Solar-Powered Oven

  Ages: 10-14 Objective: Introduce children to the principles of solar energy and heat transfer by building a simple solar-powered oven using household materials. Materials Needed: Cardboard box with a lid (large enough to accommodate a small cooking tray) Aluminum foil Plastic wrap Black construction paper or paint Scissors Tape Ruler or measuring tape Cooking thermometer (optional) Small cooking tray (such as a metal baking tray) Procedure: Begin by preparing the cardboard box. Cut off the top flaps of the box, leaving a lid attached on one side. Line the inside of the box with aluminum foil, shiny side facing inward. Use tape to secure the foil in place, ensuring that it covers all interior surfaces of the box. Cover the lid of the box with plastic wrap, securing it tightly with tape. This will create a transparent window to let sunlight into the oven. Cut a piece of black construction paper or paint the inside bottom surface of the box black. This will help absorb more sunlight and

: Rainbow Volcano Eruption

  Ages: 5-10 Objective: Engage children in a colorful and exciting experiment to learn about chemical reactions and volcanic eruptions using common household materials. Materials Needed: Small plastic bottle (such as a soda bottle) Baking soda Vinegar Dish soap Food coloring (assorted colors) Tray or basin (to contain the eruption) Optional: Small plastic toy dinosaurs or rocks for added decoration Procedure: Set up the experiment area on a flat surface and place the tray or basin on top to contain any spills. Fill the plastic bottle about halfway with vinegar. Add a few drops of dish soap to the vinegar in the bottle. This will help create more foam during the eruption. Drop a few drops of food coloring into the vinegar. Use different colors to create a rainbow effect inside the bottle. Optional: Add small plastic toy dinosaurs or rocks to the bottle to create a volcanic landscape. In a separate container, mix baking soda with a small amount of water to create a paste-like consistency

DIY Lava Lamp Experiment

  Ages: 7-12 Objective: Introduce children to the concepts of density and immiscibility by creating a homemade lava lamp using simple household materials. Materials Needed: Clear plastic bottle (such as a soda bottle) Vegetable oil Water Alka-Seltzer tablets (or other effervescent antacid tablets) Food coloring (assorted colors) Optional: Glitter or small beads for added visual effect Procedure: Fill the plastic bottle about one-quarter full with water. Add a few drops of food coloring to the water. Choose colors that contrast well with each other for a more visually striking effect. Fill the remainder of the bottle with vegetable oil, leaving a small space at the top. Observe as the vegetable oil floats on top of the water, creating distinct layers due to differences in density. Break an Alka-Seltzer tablet into smaller pieces and drop them into the bottle, one piece at a time. Alternatively, you can use whole tablets for longer-lasting effects. Watch as the Alka-Seltzer reacts with t

Magic Milk Experiment: Exploring Surface Tension and Chemistry

  Ages: 5-10 Objective: Introduce children to the concepts of surface tension and chemical reactions in a fun and colorful experiment using everyday household materials. Materials Needed: Whole milk (low-fat or skim milk will not work as well) Liquid dish soap Food coloring (assorted colors) Cotton swabs or small paintbrushes Dish or shallow container (such as a pie dish or baking tray) Optional: Glitter or small beads for added visual effect Procedure: Pour a thin layer of whole milk into the dish or shallow container, covering the bottom completely. Add drops of food coloring to the milk in various spots, using different colors for a more vibrant result. You can also sprinkle a pinch of glitter or add small beads for extra visual appeal. Dip a cotton swab or small paintbrush into the liquid dish soap. Gently touch the soapy end of the cotton swab or paintbrush to the surface of the milk, near one of the spots of food coloring. Observe closely as the colors begin to swirl and mix toge

Balloon Rocket Race

  Ages: 6-10 Objective: Engage children in a fun and interactive experiment to explore the principles of motion and propulsion by building and racing balloon-powered rockets. Materials Needed: Balloons (one per participant) Drinking straws (one per participant) String or fishing line Tape Scissors Optional: Markers or stickers for decorating the balloons Procedure: Begin by decorating the balloons with markers or stickers to personalize them, if desired. Cut a piece of string or fishing line for each participant, approximately 3-5 meters long. Thread the string through the drinking straw, ensuring it moves freely along the length of the straw. Tie the ends of the string to two fixed points in the room or outdoor area where the race will take place. Make sure the string is taut and level. Inflate the balloons and pinch the opening to prevent air from escaping. Do not tie the balloons closed yet. Attach the inflated balloons to the drinking straws by stretching the balloon opening over o

: DIY Crystal Garden

  Ages: 8-12 Objective: Engage children in a fun and educational activity to learn about crystal formation and supersaturated solutions by creating their own crystal garden using common household materials. Materials Needed: Wide-mouthed glass or plastic container String, yarn, or pipe cleaners Borax powder (available in the laundry section of most stores) Boiling water Pencil or stick Food coloring (optional) Protective gloves (to handle hot water) Procedure: Prepare the crystal-growing solution by mixing hot water and borax powder in the glass or plastic container. Use approximately 3 tablespoons of borax powder for every cup of boiling water. Stir until the borax powder is completely dissolved. Optional: Add a few drops of food coloring to the solution to create colored crystals. Cut a piece of string, yarn, or pipe cleaner to the desired length for hanging crystals. Tie one end securely to a pencil or stick. Submerge the string or pipe cleaner into the borax solution, ensuring that

Exploring Surface Tension with Bubble Art

  Ages: 5-10 Objective: Introduce children to the concept of surface tension by creating colorful bubble art using household materials. Materials Needed: Dish soap Water Small containers or bowls Drinking straws or bubble wands Food coloring (assorted colors) White paper Optional: Liquid watercolors or tempera paint for additional color variety Procedure: Begin by preparing the bubble solution. In a small container or bowl, mix water with a few drops of dish soap. Stir gently to combine. Add a few drops of food coloring to the bubble solution to create colorful bubbles. You can use different colors in separate containers for variety. Dip the drinking straw or bubble wand into the bubble solution and carefully blow into it to create bubbles on the surface of the solution. Hold a piece of white paper over the bubbles, allowing them to pop and leave colorful imprints on the paper. Experiment with different blowing techniques and bubble sizes for varied effects. Optional: To create more vi

Rainbow Density Tower Experiment

  Ages: 6-12 Objective: Introduce children to the concept of density and buoyancy by creating a colorful and visually appealing density tower using liquids of different densities. Materials Needed: Clear, transparent container (such as a tall glass or cylinder) Honey Corn syrup Dish soap Water Vegetable oil Rubbing alcohol Food coloring (assorted colors) Spoon or funnel (for pouring liquids) Optional: Small objects to test buoyancy (e.g., grape, cherry tomato) Procedure: Set up the experiment area on a flat surface and gather all materials. Begin by pouring the heaviest liquid, such as honey or corn syrup, into the bottom of the container. Fill it to a depth of about one inch. Using a spoon or funnel, carefully layer each subsequent liquid on top of the previous one, in order of decreasing density. Follow the sequence: honey/corn syrup, dish soap, water, vegetable oil, and rubbing alcohol. After adding each layer, allow it to settle before adding the next layer to ensure distinct separ

Exploring Static Electricity with DIY Electroscope

  Ages: 8-12 Objective: Engage children in a hands-on experiment to explore static electricity and its effects by creating a simple DIY electroscope using household materials. Materials Needed: Clear plastic or glass bottle with a narrow neck (such as a soda bottle) Aluminum foil Cardboard or heavy paper Scissors Tape String or thread Small lightweight object (such as a small piece of paper or foam) Procedure: Begin by cutting a small rectangular piece of aluminum foil, approximately 2-3 inches long and 1 inch wide. Cut a small square or circle from the cardboard or heavy paper, approximately the same size as the bottom of the plastic bottle. Tape one end of the string or thread to the center of the cardboard square or circle. Attach the aluminum foil strip to the free end of the string or thread, ensuring it hangs down freely. Use tape to secure the cardboard or paper to the mouth of the plastic bottle, creating a barrier that prevents air from escaping. Charge the DIY electroscope by

: Fizzy Balloon Blow-Up Experiment

  Ages: 5-10 Objective: Introduce children to the concept of chemical reactions and gas production by conducting a fun and interactive experiment that inflates a balloon using the reaction between baking soda and vinegar. Materials Needed: Empty plastic bottle (one per participant) Balloon (one per participant) Baking soda Vinegar Funnel Measuring spoon Tray or basin (to catch any spills) Optional: Food coloring for colorful effects Procedure: Set up the experiment area on a flat surface and place the tray or basin nearby to catch any spills. Attach the balloon to the opening of the plastic bottle, stretching the mouth of the balloon over the rim of the bottle. Ensure the balloon is securely attached and airtight. Using a funnel, carefully add 1-2 tablespoons of baking soda into the balloon through its opening. Optional: Add a few drops of food coloring into the balloon before adding the baking soda for a colorful effect. Pour vinegar into the plastic bottle, filling it to about one-th

DIY Glowing Water Experiment

  Ages: 8-12 Objective: Introduce children to the principles of fluorescence and ultraviolet (UV) light by creating their own glowing water using common household materials. Materials Needed: Tonic water (containing quinine) Blacklight or UV flashlight Clear glass or container Optional: Food coloring (for added visual effect) Procedure: Pour tonic water into a clear glass or container. Ensure there is enough tonic water to fill the glass at least halfway. Turn off the lights or conduct the experiment in a dimly lit room. Optional: Add a few drops of food coloring to the tonic water to enhance the visual effect. Shine the blacklight or UV flashlight onto the tonic water and observe as it begins to glow brightly. Experiment with moving the blacklight around the glass to observe how the glow changes in intensity and distribution. Explanation: Tonic water contains quinine, a compound that exhibits fluorescence when exposed to ultraviolet (UV) light. When UV light from the blacklight shines

Homemade Invisible Ink

  Ages: 8-12 Objective: Introduce children to the concept of invisible ink and chemical reactions by creating their own invisible ink using household materials. Materials Needed: Lemon Water Bowl Cotton swabs or paintbrushes White paper Heat source (such as a light bulb, hairdryer, or iron) Procedure: Squeeze the lemon to extract its juice into the bowl. Add a small amount of water to dilute the lemon juice if needed. Dip a cotton swab or paintbrush into the lemon juice mixture. Use the lemon juice solution to write a message or draw a picture on the white paper. Ensure the writing is not visible when the paper dries. Allow the lemon juice message to dry completely. The message will be invisible to the naked eye. To reveal the hidden message, apply heat to the paper using a light bulb, hairdryer, or iron set to a low heat setting. Hold the heat source a few inches away from the paper and move it back and forth gently. As the paper heats up, the acidic lemon juice will undergo a chemica

Rainbow Milk Experiment

  Ages: 5-10 Objective: Introduce children to the concepts of surface tension, chemistry, and color mixing through an engaging and visually appealing experiment using milk and food coloring. Materials Needed: Full-fat milk Liquid dish soap Food coloring (assorted colors) Cotton swabs or toothpicks Shallow dish or plate (one per participant) Procedure: Pour enough full-fat milk into each shallow dish or plate to cover the bottom in a thin layer. Add drops of different colored food coloring to the milk. Space out the drops and use multiple colors to create a colorful pattern on the surface of the milk. Dip a cotton swab or toothpick into the liquid dish soap. Touch the soapy end of the cotton swab or toothpick to the surface of the milk, near the center of the dish. Observe as the colors in the milk begin to swirl and mix together. Continue adding drops of dish soap to different areas of the milk surface to create additional swirls and patterns. Explanation: Milk contains fat molecules,

Dancing Raisins Experiment

  Ages: 5-10 Objective: Introduce children to the concept of buoyancy and carbon dioxide gas by conducting a simple and entertaining experiment using raisins and a carbonated beverage. Materials Needed: Clear glass or transparent container (one per participant) Carbonated beverage (such as soda or sparkling water) Raisins (several per participant) Procedure: Fill the clear glass or container about halfway with the carbonated beverage of choice. Drop several raisins into the carbonated beverage and observe their initial behavior. Wait and watch as the raisins sink to the bottom of the container due to their higher density than the carbonated beverage. Observe closely as bubbles form on the surface of the raisins and attach to their rough surface. As the bubbles of carbon dioxide gas accumulate on the raisins, they increase the buoyancy of the raisins, causing them to rise to the surface of the liquid. Watch as the bubbles detach from the raisins at the surface, causing them to lose buoy

DIY Solar Oven

  Ages: 8-14 Objective: Engage children in an interactive project to explore solar energy and learn about renewable energy sources by building a simple solar oven from household materials. Materials Needed: Cardboard pizza box (one per participant) Aluminum foil Plastic wrap or a clear plastic oven bag Scissors Black construction paper or spray paint Tape Ruler or measuring tape Pencil or marker Optional: Insulating materials such as newspaper, bubble wrap, or styrofoam Procedure: Begin by preparing the pizza box. Open the lid of the box and use scissors to cut off any excess flaps or edges, leaving just the main body of the box with a hinged lid. Line the inside of the box with aluminum foil, shiny side facing inward. Use tape to secure the foil in place and ensure it covers all interior surfaces of the box. Create a reflective surface for the oven by lining the underside of the lid with aluminum foil, shiny side facing outwards. Tape the foil securely to the lid. Use black constructi

: Rainbow Paper Chromatography

  Ages: 6-12 Objective: Engage children in a hands-on science experiment to explore the concept of chromatography and color separation using simple household materials. Materials Needed: White coffee filters or chromatography paper Washable markers (different colors) Water Small cups or containers Pipettes or eye droppers Pencil or tape Optional: White paper or cardboard for mounting the chromatograms Procedure: Cut the coffee filters or chromatography paper into strips approximately 2-3 inches wide and 6-8 inches long. Using washable markers, draw a small dot or line near the bottom of each strip of paper. Use different colors for each dot or line. Fill small cups or containers with water, enough to partially submerge the bottom of the paper strips. Place a paper strip into each cup so that the colored dots or lines are above the water level. Make sure the paper does not touch the bottom of the cup. Allow the paper strips to sit undisturbed in the cups for 15-20 minutes. As the water

DIY Bouncy Balls

  Ages: 8-12 Objective: Engage children in a fun and educational activity to learn about polymers and chemical reactions by making their own bouncy balls. Materials Needed: Borax powder (available at most grocery stores) Cornstarch White glue (such as Elmer's glue) Warm water Food coloring (optional) Measuring spoons Plastic cups Craft sticks or spoons for mixing Small plastic molds or containers (optional) Paper towels or newspapers for cleanup Procedure: In a plastic cup, mix 2 tablespoons of warm water with 1/2 teaspoon of borax powder. Stir until the borax powder is completely dissolved. This will be your borax solution. In another plastic cup, mix 1 tablespoon of white glue with 1 tablespoon of cornstarch. If desired, add a few drops of food coloring to the glue mixture and stir until well combined. Slowly pour the borax solution into the glue mixture while stirring continuously. As you stir, you should see the mixture start to thicken and clump together. Continue stirring and

Rainbow Fireworks in a Jar

  Ages: 5-10 Objective: Introduce children to the concepts of density, liquid layers, and color mixing in a visually captivating experiment that mimics the colors of fireworks in a jar. Materials Needed: Clear glass or jar (one per participant) Water Vegetable oil Food coloring (assorted colors) Fork or spoon for stirring Procedure: Fill the glass or jar about two-thirds full with water. Allow the water to settle, then add a layer of vegetable oil on top of the water, filling the jar almost to the brim. Wait for the oil and water to separate into distinct layers. Add drops of food coloring to the jar. Choose different colors and space out the drops to create a colorful pattern. Observe as the food coloring sinks through the oil layer and mixes with the water layer, creating vibrant colored droplets. Use a fork or spoon to gently stir the contents of the jar. Watch as the colored droplets mix together and create swirling patterns reminiscent of fireworks. Observe the colorful display an

DIY Crystal Geodes

  Ages: 8-12 Objective: Engage children in a hands-on science experiment to create their own crystal geodes using household materials, while learning about crystal formation and the properties of supersaturated solutions. Materials Needed: Eggshells (cleaned and halved) Alum powder (available at grocery stores or online) Hot water Small saucepan or microwave-safe bowl Spoon Food coloring (optional) Paintbrush (optional) Glue (optional) Glitter or small decorative beads (optional) Container or egg carton to hold the geodes while they dry Procedure: Begin by preparing the eggshells. Carefully crack eggs in half and remove the egg contents. Rinse the eggshells thoroughly with water and allow them to dry completely. Heat water in a saucepan until it reaches boiling point, or heat water in a microwave-safe bowl in the microwave. Use enough water to fill the eggshells. Slowly add alum powder to the hot water, stirring continuously until no more powder dissolves. Keep adding alum powder until

Invisible Ink Secret Messages

  Ages: 8-12 Objective: Engage children in a fun and educational activity exploring the chemistry behind invisible ink and revealing hidden messages through simple chemical reactions. Materials Needed: Lemon Water Bowl Cotton swabs or paintbrushes White paper Heat source (such as a light bulb, hairdryer, or iron) Optional: Other acidic liquids (such as vinegar or orange juice), grape juice, baking soda solution, or any household acidic or basic liquids Procedure: Squeeze the lemon to extract its juice into the bowl. Add a small amount of water to dilute the lemon juice if needed. Dip a cotton swab or paintbrush into the lemon juice mixture and use it to write a message or draw a picture on the white paper. Ensure the writing is not visible when the paper dries. Allow the lemon juice message to dry completely. The message will be invisible to the naked eye. To reveal the hidden message, apply heat to the paper using a light bulb, hairdryer, or iron set to a low heat setting. Hold the he

Balloon Rocket Experiment Ages: 7-12

  Objective: Introduce children to the principles of Newton's third law of motion and demonstrate how action and reaction forces work by creating and launching balloon rockets. Materials Needed: Balloons (several per participant) String or fishing line (about 10 meters per participant) Drinking straws (one per participant) Tape Scissors Optional: Markers or stickers for decorating the balloons and straws Procedure: Inflate a balloon and then release the air to let it deflate. This will help the balloon stretch out and have more potential energy when inflated later. Cut a piece of string or fishing line for each participant, about 10 meters long. Thread the string through the straw, leaving equal lengths of string on both sides. Tie the ends of the string to two fixed points (such as chair backs, doorknobs, or trees) to create a "zip line" for the balloon rocket. Inflate a balloon and pinch the neck to keep the air from escaping. Tape the inflated balloon to the straw, mak

DIY Lava Lamp Experiment

  Ages: 6-12 Objective: Introduce children to concepts of density, solubility, and chemical reactions through a fun and visually stimulating experiment, creating their own homemade lava lamp. Materials Needed: Clear plastic bottle (one per participant) Water Vegetable oil Effervescent tablets (such as Alka-Seltzer) Food coloring (assorted colors) Optional: Glitter for extra sparkle Procedure: Fill the clear plastic bottle about one-quarter full with water. Pour vegetable oil into the bottle, filling it almost to the top. Leave some space at the top to allow for bubbling. Allow the water and oil to settle and separate into distinct layers. Add a few drops of food coloring to the bottle. Choose colors that contrast well with the oil, such as red, blue, or green. Watch as the food coloring sinks through the oil and mixes with the water, creating colorful droplets. Break an effervescent tablet into small pieces and drop them into the bottle one at a time. Observe as the tablet pieces sink

Rainbow Milk Experiment

 ges: 4-8 Objective: Introduce children to the concepts of surface tension, chemistry, and color mixing in a simple and visually captivating experiment using milk and food coloring. Materials Needed: Full-fat milk (enough to fill shallow dishes or bowls) Liquid dish soap (a few drops) Food coloring (assorted colors) Cotton swabs or toothpicks Shallow dishes or bowls (one per participant) Optional: Glitter for extra sparkle Procedure: Pour enough full-fat milk into each shallow dish or bowl to cover the bottom in a thin layer. Add drops of different colored food coloring to the milk. You can use multiple colors and create patterns or designs with the drops. Dip a cotton swab or toothpick into the liquid dish soap. Touch the soapy end of the cotton swab or toothpick to the surface of the milk, near the center of the dish. Observe closely as the colors in the milk begin to swirl and mix together. Continue adding drops of dish soap to different areas of the milk surface to create additiona