How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

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

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.