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Help your child make an attractive frozen holiday ornament to hang outside during winter months.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Make this easy composting dessert and then enjoy the yummy results!

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

This science fair project idea determines the most effective method of preserving food.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

Explore whether pianists have the tendency to type faster than non-pianists.

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

This science fair project idea investigates the difference in reaction times between boys and girls.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

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

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

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!

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.