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How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Do you think heat can affect a plant's growth rate?

Plants and light seem to be good buddies, but how far does the friendship really go?

Slip some science into storm watching with a homemade rain gauge!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Transform your uncomfortable wooden shoes into charming mini planters!

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project idea explores the egg's thin membrane.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Crystals are a very special structure. In this third grade activity, your child will learn how to grow salt crystals.

This science fair project idea explores whether talking to a plant will help it grow.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This project examines whether people's taste perception is influenced by what they see.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

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

Start your toy engines -- this is going to be a fast and friction-filled race!

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.