This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Cleaning can be a chore, but not with this sudsy experiment!