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.

This science fair project idea explores how length affects the weight a bridge can hold.

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

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

People have favorite flavors, but what about ants? Which ant food is the most popular?

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

The objective of this science fair project is to investigate salt water density.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

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.

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

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

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

This science fair project idea investigates how the shape of an object affects drag.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.