This science project teaches students to classify different shapes of leaves.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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

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

Will increasing the amount of salt in water effect how slow or fast the water freezes?

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

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

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

This science fair project teaches students about wilting and browning of salad greens.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

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

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