First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Teach your child about using pumps to move water in this simple and educational preschool science activity!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!