This science fair project idea examines whether boys and girls differ in reflexes.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

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

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

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

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.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

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

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

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

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 experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

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.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This science fair project idea examines whether music has an effect on a person's ability to complete a simple task that requires concentration.

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.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.