Discover whether a metal will expand under hot water.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea examines which type of insulation holds in the most heat.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

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

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea explores which fruit molds the fastest.