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Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Teach children how to upcycle dried-out markers with this homemade paint-making activity!

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

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.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Examine the effect of pressure on carbonation in soda.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Use empty soda bottles to create a fun bowling set that helps your first grader practice addition skills!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Is your first grader a picky eater who judges her meal at a glance? Change her perception of food with the help of this tricky taste test.

Create a unique and colorful Mother's Day gift that Mom can use all year. Upcycle a tea tin by wrapping it with Washi tape!

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?

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

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

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

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

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.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

This competitive inequalities card game is a great way to help your child understand the connection between numerals and the values they represent.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables