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

This science fair project idea investigates how the shape of an object affects drag.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

This science fair project idea explores how length affects the weight a bridge can hold.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.