This experiment investigates whether smell can be used to enhance test subjects' memories.

This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

This project explores whether music affects the growth and health of plants.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

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

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

This project determines what category of person is most likely to be ticklish.

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

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

The objective of this science fair project is to understand how to stop the oxidation process from occurring in guacamole.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Test your skills as a weather forecaster, and learn some science terms on the way!

In this math and science activity, help your middleschooler learn about proportion and measurement with just her shadow and a tape measure!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This project will explore whether music influences physical endurance.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

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

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

In this project, you will observe and record changes in sunspots over two weeks.

This experiment evaluates whether motivational music can improve athletic performance.

Determine if left-handed people have faster response times.