This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

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

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

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!

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

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

Inspire your child to learn about an amazing animal as she creates her very own polar bear habitat.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Do you think heat can affect a plant's growth rate?

Learn all about balance and motion as your child designs a corn maze!

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This science experiment tests if dog saliva can really help heal wounds.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

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

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.