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Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

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.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

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

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.