The classic demo uses 30% hydrogen peroxide, which is not safe for kids, but there is a safe version of this demonstration that is still very cool. Originally Published: Mar 18, 2020. Put on safety glasses and gloves. Kid-Friendly "Elephant Toothpaste" The Kitchen Pantry Scientist Click on any of the images or menu options! Unreacted hydrogen peroxide can be an irritant. Pour 1/2 cup of hydrogen peroxide into the bottle. Procedure Place the glass cylinder in the basin. The lower concentration of peroxide can still discolor fabrics. Make it a true experiment and try three different size containers! The yeast helps to remove the oxygenfrom the hydrogen peroxide creating tons of tiny bubbles that made all that cool foam. It may be pasty. Kids love it and its an easy way to show how exothermic reactions work while still being relatively touch-safe. How do catalysts help chemical reactions happen? of very warm water. Add about 10-20 drops of food coloring. INSTRUCTIONS: Step 1. In your small cup combine the warm water and yeast together and stir for 30 seconds, making sure the yeast is dissolved as much as possible. Add your catalyst. A small cup to hold your yeast and at least 3 tablespoons of warm water. The kid-friendly version uses chemicals that are safe for children to touch, in case of a splash. You will not be able to walk into Walmart or Target and just pick up different percentages of hydrogen peroxide for the elephant toothpaste science experiment! Background Preparation. Place down a tray first to catch the eruption. Make a prediction about what is going to happen when you add the yeast to the hydrogen peroxide and soap. Elephant Toothpaste Recipe Pour cup of peroxide into your 'toothpaste' container. Add four tablespoons of water and stir until mixed. Here are some questions you can ask the kids while doing this experiment: Children should come up with their own conclusions when doing this experiment (you can snag a copy of our STEM worksheet below), but some conclusions might include: Youll need a few things for this experiment: Mix 1 tablespoon of yeast with 3 tablespoons of slightly warm water in your jar. Then, a catalyst, often around 10 ml potassium iodide solution or catalase from baker's yeast, is added to make the hydrogen peroxide decompose very quickly. AIM: Create a mixture out of liquids and a living yeast. The basic recipe to make Elephant Toothpaste is: 1 Tbsp Yeast. Remove the funnel quickly, as the reaction will start almost immediately. Elephant Toothpaste - A Classic Foam Fountain Experiment yeast science - printablequizzlistlilly.z22.web.core.windows.net If you have a witch or wizard who loves to whip up bubbling, frothing brews in his or her chemistry lab, then this Halloween inspired elephant toothpaste experiment is a MUST! Add about 10-20 drops of food coloring. See notes below for Proof amounts. INSTRUCTIONS: Step 1. Swish the bottle around to mix the ingredients. Step 2. Add about 1 tablespoon (15ml) of liquid dish soap into the bottle and swish the bottle around a bit to mix it. Retrieved from https://www.thoughtco.com/kid-friendly-elephant-toothpaste-demo-604164. Pour 2 packets of yeast into a paper cup and pinch the cup's lip to make a pouring spout. ( Scientific American suggests adding your food coloring toward the top of your . Squirt in a little dishwashing detergent and swirl it around. You can let the kids do this step. Pour the yeast mixture into the cylinder and watch out! A cauldron would be fun but you would not get the same kind of look since the opening is very wide and the gas produced during the reaction will have plenty of space to move around. How to Make elephant toothpaste with detergent, hydrogen peroxide Should you let your kids play with the foam? Add about 1 tablespoon of dish soap and give it a gentle swirl. Add a big squirt of dish soap into the bottle, and swirl gently to mix. You will need to visit Sally Beauty or your local hair salon store. Give it a quick swirl then step back. Add a generous amount of dish soap. 3. Because this is a stronger percentage of hydrogen peroxide than usually found in homes, we dont recommend it! Combine warm water and dry yeast. The oxygen gas takes up a lot more space than when it was in liquid form, so it starts to leave the bottle. One packet of dry yeast granules you can find in the baking section of the grocery store. Add it directly to the peroxide for a solid color, or let it gently drip down the sides of the container to create stripes! You should see the mixture start to foam and shoot out the top of the plastic bottle. We should have been making elephant toothpaste a long time ago! 31,431. 3 Tablespoons of warm water. 1/2 cup 20-volume hydrogen peroxide liquid (20-volume is a 6% solution; you can get this from a beauty supply store or hair salon) 1 Tablespoon (one packet) of dry yeast. Why do you think yeast naturally breaks down hydrogen peroxide? Add a big squirt of dish soap into the bottle, and swirl gently to mix. In this experiment, we will see how that process looks when it happens quickly. The Elephant's Toothpaste Experiment - ScienceBob.com My goal on this channel is to share with you all my fun, useful, inexpensive, and exciting Videos! Elephant Toothpaste for Kids (Fun Science Experiment) Liquid dishwashing detergent (one squired is all you'll need) One packet of dry active yeast dissolved in about 2 tablespoons of warm water -Prepare this before participants arrive for your session-. 7. . Pour half a cupful of hydrogen peroxide into the bottle (more if you're using a larger bottle). 5. This experiment was selected for Science at Home because it teaches NGSS Disciplinary Core Ideas, which have broad importance within or across multiple science or engineering disciplines. Steps for making elephant toothpaste: Place the water bottle in a tray to catch the overflow once the experiment is done. Substances are made from different types of atoms, which combine with one another in various ways. 9. Swish around. Learn how to make elephant toothpaste . She has taught science courses at the high school, college, and graduate levels. An adult should carefully pour the hydrogen peroxide into the bottle. or smaller) Dawn dishwashing detergent A large cake pan Yeast Warm water (not boiling) Food coloring Smock or lab coat Goggles An adult A place it's okay to make a mess! amzn_assoc_asins = "B07MWVDK5N,B082ZLM39R,B00AU56C5W,B07V5JTMV9,B07B7HNLMG,B01D37PKM4,B00VKRK7K0,B07TSC352J"; (You can also see Mark Robers worlds largest devils toothpaste explosion here. Favorite. Add about a tablespoon of dish soap to the liquid and stir carefully, so you don't create too much froth. Helmenstine, Anne Marie, Ph.D. "Kid-Friendly Elephant Toothpaste Demo." : experiment-yeast. Yeast is a naturally occurring catalyst that is good at breaking down hydrogen peroxide (H2O2) into water (H2O) and oxygen (O2). Kid-Friendly Elephant Toothpaste Demo. Step 2 Insert funnel in neck of soda bottle. PUMPKIN ELEPHANT TOOTHPASTE EXPERIMENT - hello, Wonderful Place your cylinder in your tray. Adults do the carving. A good choice is an Erlenmeyer flask because it has a cone shape. Making elephant toothpaste without yeast or potassium - YouTube Put the plastic bottle onto the plastic tray or baking dish. Food coloring, for flair, though this is . Carefully pour the yeast mixture into the bottle and stand back- watch what happens as the yeast and hydrogen peroxide mix. of a dry yeast packet. We then tell the students that we have found a new way to make a lot of elephant toothpaste a lot faster. Before starting the elephant toothpaste STEM activity, have the kids create a hypothesis. Guinness World Record Elephant Toothpaste Reaction | The Kid Should See thekidshouldseethis.com. Be sure to clean up when you are done. https://www.thoughtco.com/kid-friendly-elephant-toothpaste-demo-604164 (accessed November 10, 2022). Helmenstine, Anne Marie, Ph.D. (2021, September 7). Why is it important to stay safe during a science experiment? If you like elephant toothpaste, you might really like the Mentos and Coke explosion. The bottle pictured on the left is being filled with 3 It is so called "Elephant Toothpaste" because the foam is so much, and come out from beaker just like squeezing out . Keep reading to find out how to transform this classic science demonstration into a real science lesson and STEM activity. very warm water Food coloring Pan or bowl to contain the foam Safety goggles (safety first, of course!) You'll need: 1/2 cup (4 fluid ounces, or 12 millilters) hydrogen peroxide. We've updated our Privacy Policy, which will go in to effect on September 1, 2022. Adults should handle or assist with potentially harmful materials or sharp objects. Wow! Easy to Make (and low mess) Circus Slime Recipe, 20+ Exciting and Creative Circus Art Activities for Curious Kids, 20+ Red White and Blue Patriotic Crafts for Kids, Patriotic STEM Activities for Kids Perfect for Celebrating America. Pour 100 mL of hydrogen peroxide into the measuring cup. Add 8 drops of your favorite food coloring into the bottle. Add a half cup of 20 Volume (or 6%) hydrogen peroxide into your water bottle or Erlenmeyer flask if you have access to one. The recipe used is the same as the one listed below but we started with 2000 ml of hydrogen peroxide. By this point, you've probably already gathered that you're going to need hydrogen peroxide, dish soap, and dry yeast. Join us on our journey to discover just how cool science can be. Put on your safety goggles. Otherwise, you can place it inside. Questions? Add some food coloring and stir. PDF Teacher Demonstration 26 Elephant's Toothpaste STEP 2. How to make elephant toothpaste - BBC Science Focus Magazine PS1.A: Structure and Properties of Matter. The mixture will then produce a massive foam. Just add green food coloring to the peroxide and detergent mixture and pour the two solutions into a Christmas tree-shaped container. STEP 1. Place down a tray first to catch the eruption. Make a prediction about what is going to happen when you add the yeast to the hydrogen peroxide and soap mixture. Mix 2 tablespoons of yeast with 3 tablespoons of warm water. While science experiments at home are exciting ways to learn about science hands-on, please note that some may require participants to take extra safety precautions and/or make a mess. There are several different recipes online, but most agree. Elephant's Toothpaste | questacon The real reason is that this elephant toothpaste STEM project requires one sort of weird material- more concentrated hydrogen peroxide that is used to bleach hair. Step 2 - Pour 1/2 cup hydrogen peroxide into the empty bottle. Stir for thirty seconds. Sugar & Yeast Balloon Experiment | Happy Brown House happybrownhouse.com. Why Does Hydrogen Peroxide Bubble on a Cut? You'll see here that we have two bottles. In the Classroom - Elephant Toothpaste 1/4 cup warm water. Elephant Toothpaste Demonstration - Science with Hydrogen Peroxide Before you do anything, put the soda bottle on a baking tray or large bowl. You'll need: 1/2 cup (4 fluid ounces, or 12 millilters) hydrogen peroxide. Set the bottle down on the tray before the foam emerges from the top. Yeast assignment point assignmentpoint. This fall season we are exploring some cool Halloween theme science experiments. There are several different recipes online, but most agree that you get the best reaction with the 12 percent hydrogen peroxide solution (called "V40 developer") you can find at beauty supply stores the kind you use to bleach hair. Top 41 Elephant Toothpaste Recipe Easy George Recipes

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