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

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

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

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!