Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

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.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Construct batteries that make electricity from fruits with this fun science fair project.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

This project explores ways to prevent static electrical shocks.

This science fair project idea explores the different properties & interactions of sugar molecules.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

This science project allows students to study the psychology of happiness.

This science fair project idea investigates whether plants can survive being frozen.