Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

This science fair project idea discovers the effect of (high) heat on animal cells.

Start your toy engines -- this is going to be a fast and friction-filled race!

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

This science project idea determines how people recognize words while reading.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science fair project ideaexplores whether cooking food destroys potential vitamin levels.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

This science fair project idea investigates if fats add to the flavor of food.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

In this project, the affects of vitamin E are observed on a rose petal.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Science fair project that compares tap water and bottled water for the presence of common impurities.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

This science fair project idea determines the most effective method of preserving food.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

This science fair project idea determines if family members can recognize one another using only the sense of smell.