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Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Learn how different types of soil affect how animal tracks form in this experiment!

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

This holiday season, don't forget the many delights of "cookie science"! Here's a confection we especially like.

Here's a homemade bulletin board project to help your fourth grader's school year start off right.

Finger puppets encourage creative play, communication, and they give you a great way to share the Passover story with your kids.

Let your fourth grader contribute to your 4th of July picnic with this creative caddy craft project.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

This gumbo recipe is a yummy way to celebrate Black History Month, and get a little practice in measurement.

Here is an activity that your kids can make for Mother's Day, a garden pot filled with edible "flowers".

Use the appeal of the common road sign to your advantage by creating a game with hidden learning opportunities.

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

Civil War soldiers didn't take their wives with them to the battlefield, but they took along a piece of home: little sewing kits called "housewives".

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Does your child long to be the next Captain Hook? This great craft activity will provide an invaluable accessory for any costume box: a pirate hook!

Celebrate the season of flowers with a homemade vase budding with blooms of the season. Filled with the warmth of a sunny day, it's just the thing for spring.