This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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.

Cleaning can be a chore, but not with this sudsy experiment!

This science fair project teaches students about wilting and browning of salad greens.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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.

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

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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

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

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.