This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

This project investigates the affect of storage temperature on microwave popcorn.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This science fair project evaluates if and how eating a large meal affects ability to perform mental tasks.

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

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.

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

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

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

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

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

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

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.

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.

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

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

This experiment will evaluate if chewing gum affects students' test performance.

This science fair project idea identifies trees using a dichotomous key.

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.

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This study observes plants, insects and an animal living in proximity to a known source of EMF.