This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Take a dive into the candy jar with this yummy science experiment.

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

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

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

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This science fair project idea compares biodiversity between drops of water.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.