It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

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.

Find out whether putting something on top of a plant will inhibit its growth.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

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

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!