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

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

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

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

In this activity your child will create their very own marble maze!

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

In first grade, children are introduced to fractions. Here's a recipe that combines fraction practice with winter fun and lets kids actually paint the snow!

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

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.