This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

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

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.

Learn how the focal length of a lens affects a magnifying glass's magnifying power in this cool science fair project idea for 8th grade.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

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

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

This experiment will examine and precisely measure the amount of sugar in various sodas.

This experiment will investigate whether reward or punishment is more apt to motivate people.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

This experiment investigates if small changes in your diet can alter your basal body temperature.

This experiment will explore how manipulating a graph of historical information might reveal new information about data.

This experiment examines whether social orientation (extroversion or introversion) is correlated with memory.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

This experiment provides a graphic illustration of the chemical reaction that occurs when you activate a hand warmer.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

In this experiment, you experiment with laser jet toner, a magnetic fluid, as it moves, bubbles, and forms unique shapes.