Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

This science fair project idea determines the most effective method of preserving food.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

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.

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

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Make edible amber fossils with your second grader to explore the fascinating world of science!

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

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Learn whether writing things down really makes things easier to remember.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.