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Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This science fair project idea examines whether people can decode scrambled messages.

This science fair project idea explores whether a person's ability to see under very dim lighting conditions diminishes with age.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

This science fair project idea determines what household items are good conductors of electricity.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

This project involves the programming and development of a 3D Rubik's Cube application using C++.

Explore convex and concave objects and how they reflect light.

Determine the effect of reading aloud on memory skills. Prepare a list of randomly chosen words, ask volunteers to recall as many as possible from the list.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

This project examines whether and what associations exist between numbers and letters and colors.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

Free science fair project idea examining how different types of water affect plant germination and growth.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

This fascinating science fair project explores eye color genotypes.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

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

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science fair project idea studies past and current fads and trends.