Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

This basketball project explores the best way to make the perfect shot every time.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This experiment tests which gender is better at catching how a magician performs his tricks.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

This project explores whether similar type movie scenes are accompanied by music with similar characteristics.