Making a Rainbow with Water and a CD Starting with a shallow dish, add a CD to the dish at a slant (we used silly putty to get ours to sit still). The paper towels will start soaking up the water right away, but it will take about 48 hours before the process is finished. I hunt down ideas for my grandchildren when they come to visit and these are all on point and they will love them Thanks. This causes the water to move up the paper towel and into the next jar. Trim the length to be 7.5 inches (any longer and the rainbow may not connect fully). Then, follow these instructions: Fill the 1st, 3rd, 5th, and 7th cup halfway with water. Show the kids how mixing colors will create different colors. Science Experiments with Water. Adjust the paper and the glass until a rainbow forms on the paper. Join us on our journey to discover just how much fun science experiments can be. Don’t Miss: Easy Science Experiments for Kids. This amazing walking rainbow experiment is the most fun walking water experiment ever! If you are using sunlight, place the glass so that it is half on and half off the edge of a table, and so that the sun shines directly through the water, onto a sheet of white paper on the floor. Kids will love making their very own walking rainbow experiment from just three colors. Then place the paper towel into the cups, with one end in each cup. You only need paper towel, water and washable markers. 12 Ball Mason Jar with Lid – Regular Mouth – 16 oz by Jarden, Food Coloring Liqua-Gel – 12 Color Variety Kit in .75 fl. Capillary action is how plants pull water from the soil and up into their leaves to keep watered. Don’t miss the complete list of spectacular STEM activities you can do at home! This awesome rainbow Walking Water Science Experiment is a favorite for kids of all of ages! Instructions: Fill the glass almost to the top with water. Filed Under: Science Experiments Tagged With: jar, quick, rainbow, water. Put an empty jar between red and yellow, yellow and blue, and blue and red. All you need to do is find your supplies, gather your scientists, and let the innovation unfold. The water stabilizes and ends up at the same level in all the jars because of how things like to stabilize. Brenda grew up thinking she hated science. But when her 4-year- old daughter was more interested in reading science facts than fairy tales, Brenda realized she had to learn more about science to keep up with her daughter. The Walking rainbow science project is a classic science experiment that we’ve tried before. Because the washable markers are water based, they disperse in water. We found that the colors moved across the paper better when there are 2 layers. The water droplets break white sunlight into the seven colors of the visible spectrum. I will use all of them (except the rice) . Science: Color theory, capillary action. By signing up you'll also receive our free weekly newsletter. If the kids are stumped, you can help them out by reminding them what colors are together in a rainbow. Your email address will not be published. Kids will be thrilled to observe how the colours slowly transform with time. TIP: Do not place the ends too deep in the water or the dye may dissolve into the water instead of moving up the paper towel. You will love seeing the rainbow come together in this simple science experiment! The water from the hose does the same things that rain does to make a real rainbow in the sky – it refracts the beams of sunlight so that they separate into their different colors. Expand on the learning by testing with permanent markers or just water to see what happens in those scenarios. As an Amazon Associate I earn from qualifying purchases. You just need 6 cups or jars, paper towels and food coloring or liquid water colors. Science experiments and STEM activities for kids! Kids will love building a rainbow out of slime! STEP 2: Add a few drops of food coloring to each glass of water. The Rainbow Walking Water Experiment For Kids. A rainbow should appear just above the spray of water from your hose when sunlight hits the water at the right angle. If you were try this experiment with permanent markers it would not work. I am so lucky to have the fabulous Jessica Wilson of Playful Learners blog writing guests posts for me. Warm water; M&M Candy Rainbow Science Experiment Directions: Spread M&Ms out into a circle shape in the middle of the plate. The pressure gently pushes the water all the way through the towel, and down into the jar next to it. Within a few hours, you will see the color starting to mix in the empty jars. This playdough recipe is super soft and lasts for months! 3. Because the washable markers are water based, they disperse in water. Walking Water or is it Walking Rainbow? Print out the recording sheets and make copies, if needed. Fun & Easy Crafting with Recycled Materials, You need absorbent paper towel or napkin – we used the brand Bounty, You must use washable markers – make sure to check it’s washable as not all Crayola brands are washable, Do not place the end of the paper towel too deep into the water or the dye will dissolve into the water instead of traveling up the paper towel, The shorter the paper towel – the better it works as there is less for the marker dye to have to travel across. There’s an additional lesson about adhesion and cohesion in the mix for you, too. But this year, my kids realized they could make the entire rainbow with the walking water experiment starting with just the primary colors. 2. A simple combination of some sugar and water with vivid colors leads to … Roll the paper towels into tube-like pieces and put one end in a full jar and the other end in an empty jar. 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