This science fair project idea determines effective strategies to help students stay awake and attentive.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

This science fair project idea assesses the effect of music on work performance.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project investigates why the number of visible stars changes from place to place.

The objective of this science project is to investigate patterns in fingerprints among family members.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

This science fair project idea studies the differences in gender perception between people.

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

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

This science fair project idea examines which type of insulation holds in the most heat.

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

This experiment evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.