This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

This science fair project determines which type of physical activity most improves memory.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

The project idea is to establish whether it is easier to memorize words with fewer syllables and to understand how memory works.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

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

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

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.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.