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Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

In this science fair project, we will test how different kinds and shades of hair respond to bleach.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

Science fair project that examines the benefits of the plant enzyme: pectin methyl esterase (PME). Where is PME found in the plant? What does it do chemically?

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

In this design challenge, your child will make a bottle rocket using typical household items.

Discover which method for odor removal words the best for stifling refrigerator odors.

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This activity is a fun challenge for students who have just started learning to program educational robots.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Does nail polish really slow the growth of nails? Explore in this science fair project idea.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

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.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

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.

In this experiment, your middle schooler will chart the effects of oil on a feather in order to grasp the tragic effects of oil spills on wildlife.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!