What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

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.

In this activity, your child will learn how to make a drop spindle with a handy vegetable.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

There's no better way to show mom you love her than with the tried and true breakfast in bed routine. Make whole wheat waffles along with a vase just for mom.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.