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This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This project investigates the affect of storage temperature on microwave popcorn.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Discover which fabrics shrink the most in the wash and why.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

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.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This science experiment tests if dog saliva can really help heal wounds.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Demonstrate how to tell the age of an egg without having to crack it open.

This science fair project idea explores whether talking to a plant will help it grow.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.