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Test whether plants can grow without sunlight and water.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This science fair project idea experiments with spinning color wheels and optical illusions.

First graders are learning basic addition and subtraction math facts. Practice in the sandbox with this fun outdoor math activity!

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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!

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!