Play with balance and simple engineering as you hurry to create a sturdy rock tower.

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.

In this science fair project, students make their own rain gauge to measure rainfall.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

The project determines which type of birds prefer which type of birdseed.

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

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This biodiversity project examines the biodiversity in your own backyard.

Start your toy engines -- this is going to be a fast and friction-filled race!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

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

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

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

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

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

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.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

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

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

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

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?