Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

This project examines whether humans can intuitively grasp numeric values greater than three.

This project compares the strength of one, two, and three-ply toilet paper.

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

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.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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.

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

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

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

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

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

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

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

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

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

This science fair project idea demonstrates how our fingers prune when in water.

This science fair project determines the quality of a given product.

This project examines whether more expensive golf balls translate into better results on the golf course.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!