The Science Behind the Vinegar & Baking Soda FizzingĪs you probably already know, baking soda (sodium bicarbonate) and vinegar (diluted acetic acid) produce carbon dioxide gas when mixed together. (That’s why, even though my husband laughs, I always buy the gallon-sized bottle of vinegar.) If your child is anything like mine, they will ask to do the experiment several times. Not only is vinegar and baking soda science fun to watch, it is also inviting for small hands to touch and explore. Have your child poor the vinegar slowly into the container. In a separate container, mix a few drops of orange food coloring with 1/3 cup of vinegar. (For younger kids you may want to put a small amount in a separate container and have them use a spoon to add it.) This will help enhance the amount of fizzing and bubbles you’ll get from the chemical reaction between the baking soda and vinegar.Īdd the plastic eye balls and have your child sprinkle baking soda over them. Squirt a a few drops of liquid dish soap in the bottom of your container.

I highly recommend putting the experiment on a tray with sides to help contain the mess. To make the experiment extra fun, try using a fun container, like this skull mug or a plastic pumpkin bowl. Orange food Coloring (or color of your choice).When you finish this experiment, you may want to continue the fun and make your own pumpkin volcano.Īffiliate links have been used below I may receive a small commission for qualifying purchases. Older kids will giggle and may even want to add their own unique twist to it. Toddlers and preschoolers will watch with wide eyes as the bubbles and plastic eyeballs ooze over the side of the container. This is one of our favorite simple Halloween STEM Activities. It’s easy to set up and fun for all ages. This time of year has us running quite a bit, but this Fizzing Eyeballs Halloween science experiment takes just minutes to set up and is perfect to share with the kids when they return home from school or even as a quick party activity. Thankfully there is still plenty of time for some fun Halloween activities with the kids. It feels like time speeds up when we enter the last few months of the year. I can hardly believe it is halfway through October.

Plastic eyeballs for halloween