Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

This project compares the strength of one, two, and three-ply toilet paper.

This science fair project idea identifies trees using a dichotomous key.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

In this project students experiment with making music using only glasses of water.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

This science fair project idea produces sounds by creating vibrations using different objects.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

Construct and experiment with a periscope using reflected light rays to gather an image.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

In this design challenge, your child will create a parachute for a small toy using typical household items.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

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

Science fair project in which you will start a fire from scratch without using matches or a lighter.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.