This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

This experiment examines if space objects become round after reaching a certain mass.

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

In this fun experiment, we'll find out how color affects heat absorption!

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

Explore the wattage of microwaves in relevance to cooking time.

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

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.