Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

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

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

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.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Discover whether cold or hot water from the faucet will boil faster on the stove.

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

This project will examine the relationship between materials and air resistance.

This project examines whether sugar substitutes are as sweet as real sugar.

Science fair project that designs a video game that requires players to use relevant skills.

Evaluate gender differences in processing visual information.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

This science fair project idea identifies and understands adaptations in birds.

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.