Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science experiment has students test whether a snail moves faster on concrete or dirt.

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

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project will help students learn about non-vascular plants, such as mosses.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This science fair project examines how seeds hitchhike on animals and clothing.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

In this science fair project you will make a model of a cell membrane using very simple material.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.