This science fair project idea examines the reason boats are shaped and engineered.

What happens when colored beams of light mix? You might be surprised.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

Learn with makes water molecules work with this fun and easy science activity!

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Discover how and which salt melts ice the quickest.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Have your child kick off their summer vacation by making a miniature water slide!

This science fair project idea determines what household items are good conductors of electricity.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

This basketball project explores the best way to make the perfect shot every time.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.