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Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

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.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Evaluate gender differences in processing visual information.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea explores the fastest average speed a human can talk.

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

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

In this science fair project, students make their own rain gauge to measure rainfall.

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

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science experiment explores why leaves change color in the fall and the role of photosynthesis in leaf coloration.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

This experiment evaluates whether a personâs dominant hand is more sensitive than their non-dominant hand.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!