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In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

Checkerboard play challenges students to use spatial reasoning and computational thinking.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Use pepper and soap to discover some fun facts about the properties of water.

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Children use their design thinking skills and powers of observation to create and construct a bird nest.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Give your budding young observers a chance to discover simple machines at use in their own home.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this science fair project, students use the streak test to tell minerals apart from each other.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

Use the textures found in nature to create your own stationery! This fun, outdoor activity will no doubt inspire your child's creative side.

Children are imaginative story-builders. Create a shoebox habitat with your child to put those budding creative instincts to good use.

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.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Use dirt and different colors of craft sand to make unique layers in a clear plastic cup to represent the layers of the Earth.