In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

This science fair project idea produces varying pitches of sound.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea investigates if fats add to the flavor of food.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

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.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

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.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

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

In this activity, students will think about the form and function of household objects as they compare and contrast kitchen serving spoons of various sizes and designs.

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.

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.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

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