States of matter experiments

Check out these States of Matter activities and experiments you can do at home or in the classroom. These are also a great way to break up your home school lessons with some interactive activities. Click to find kids activities, STEM challenges, STEAM projects and science experiments at STEMtropolis.com

Learn about states of matter and phase changes with these fun and easy states of matter experiments for kids.

A fun and easy science experiment for teaching students the difference between a solid, liquid, and gas! This engaging activity uses a plastic water bottle, water, a balloon, and Alka-Seltzer tablets to demonstrate the states of matter in an exciting way. Watch as the reaction inflates the balloon and download a free printable page to enhance the learning experience. Plus, explore an additional Alka-Seltzer Snow Experiment and find more science and STEM ideas for the entire school year.

What's the matter with you?

Kids will have fun learning about science as they explore with these Solid, Liquid, Gas Hands on Activities for kids of all ages.

Everything around us is made up of matter. Pretty cool right? Your kiddos are sure to find this fact super cool as you introduce them to the science behind states of matter. It’s a vital component of every little scientist’s learning journey and we’ve compiled the perfect list of captivating activities and experiments to aid you in developing their scientific knowledge. You’ll engage them in mesmerizing experiments or fine-tune their skills with colorful worksheets. Whatever activity you…

We started off our week exploring the different states of matter... solid, liquid, and gas. During our science lab, I filled Ziploc bags w...

Learn a changing matter experiment you can easily do at school that is perfect for 2nd grade. This properties of matter ice cream in a bag science experiment is a delicious demonstration of temperature changes matter that students can eat at the end!

Nine free, hands-on STEM activities to learn about states of matter, including homemade thermometer and barometer, melting ice caps experiment, fog catcher, Oobleck, and more

Eating is the perfect way to learn about the states of matter! This second grade Next Gen Science lab is the perfect recipe for learning! Read about how we identified and observed changes in matter by making (and eating!) root beer floats!