Baking Soda and Vinegar Balloon Experiment


Use these worksheets to complete a baking soda and vinegar balloon experiment with your middle schoolers.


Ready to have some fun working on a baking soda and vinegar balloon experiment?

What happens when you mix baking soda and vinegar inside a balloon? That’s what your middle schoolers are going to figure out with this hands-on activity.

This chemistry experiment will teach your tweens about chemical reactions. Using common household items, they’ll be able to observe a chemical change occurring.

It’s a fun science activity you can do at home, making it perfect for homeschoolers.

To do this science lab, you’ll need things from your kitchen and these worksheets. It includes step-by-step instructions, questions to ask before and after the experiment, and a lab report page.

Image for a 5 page printable for an experiment inflating a balloon with baking soda and vinegar.

Inside you’ll find:

1. Experiment Instructions: Follow the steps to complete the chemical change experiment

2. The Science Behind the Experiment: This will help your tweens understand the science of what happened during the experiment

3. Questions to Ask Before the Experiment: 2 questions kids should ask themselves (and answer) before the complete the lab

4. Questions to Ask After the Experiment: 7 questions kids need to answer after they finish the experiment

5. Scientific Method: A scientific method worksheet for tweens to use as they move through the lab.

You can easily use these worksheets:

  • in your homeschool
  • in a traditional classroom
  • in a homeschool co-op
  • with your kids and their friends as a fun activity

This chemical reaction experiment is an excellent activity for your middle school science class. While it may seem quite simple, when you add in the scientific questions included in this download, it’s perfect for a middle school science lesson. 

And the worksheets are an easy way for tweens to keep track of everything they’ve learned.

This download is also a great tool for building up science notebooks. It keeps everything organized and in one place. Just print the pdf and have your kids add them to a binder or science notebook.

This lab is for older elementary and middle school kids.


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