Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

In this science fair project, students test how objects float and sink in liquids of different densities.

This experiment investigates if stress alters body temperature.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

This project explores differences in people's reactions to images in color and images in black and white.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

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 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.

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

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.

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.