Polymers
Experiment with the super-absorbing substance found in diapers.
Make glittery slime and create a model of one of your body's important self-defense systems.
Polymers are flexible, stretchy, and sometimes bouncy materials. Mix liquids to make your own squishy polymer.
Try to poke a pencil all the way through a plastic bag of water without causing leaks.
Discover the surprising qualities of magic sand.
Investigate whether temperature affects the height of a bouncing ball.