This classic children's game demonstrates how sound travels through air vs. through a solid.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.