Science Activity Hot Air Cold Air Experiment- watch as the balloon inflates and deflates! This gives students a real world connection to science - hot air balloon. Students learn about density of cold air vs warm air.
Learn how to make a breathing machine from the author of Maker Lab, Jack Challoner. This easy experiment uses household items to construct model lungs and show how some vital parts of the body work. -- Learn about the respiratory track hands on, at home!
States of Matter: Baking Soda in a balloon, on top of a bottle filled with vinegar makes a gas and fills up the balloon. We've almost finished the matter unit but this might be fun to show them either way.