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

Boys might wrinkle their noses at the thought of gardening, but we guarantee they'll like this activity! Make a recycled terrarium full of bug-eating plants.

Ignite your kindergartener's love of adventure and learning with an imaginary trip under the sea.

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.

In this activity, find out who the flowers' "partners in crime" are by being a flower spy!

Is your child struggling with the principles of magnetism? Here's a fun activity to demonstrate polarity and understand the basic principles of magnetism.

Can you think of a way of cleaning dirty water using the sun? In this activity, you will be making a "solar still" that is able to do just that!

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.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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.