This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Determine how good we are at direct and indirect observation.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This project makes young children uniquely aware of their sense of touch and its ability to alone give them information about the world around them.

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

This science fair project examines whether ocean water can be made safe to drink.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Here's how you and your teen can stage your own formal debateâbeyond arguing why chores are unethical! Formal debates improve teens' critical thinking skills.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Help your child celebrate the summer and the sun by making a sandy seascape.

Your preschooler is familiar with the colors in their crayon box, but can they find these colors in the world? Take them on a scavenger hunt to find out!

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

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.