This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

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

This science fair project idea determines what household items are good conductors of electricity.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

You don't need to wait for rain to see a rainbow. Make one yourself, and teach your child about light and weather in the process.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

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.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science fair project idea determines what household items are good conductors of electricity.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This science fair project idea investigates the difference in reaction times between boys and girls.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.