What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

This science fair project idea explores which fruit molds the fastest.

Discover which fabrics shrink the most in the wash and why.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This science fair project examines how seeds hitchhike on animals and clothing.