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Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?

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

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

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, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

The objective of this science project is to determine the length of time for different seeds to germinate.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

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

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This project researches whether the type of land use affects the water quality of Queenstown Creek.

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

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

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.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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

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

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.