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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.

Bacteria Science Fair Project: How Does Bleach Kill Bacteria?

Sun or Shade

Colors and Light

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Don't Have a Meltdown!

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

Fruit Leather

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.

Pumpkin Cookies

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Balloons! Some Float! Some Sink! How does the Temperature of a Gas Affect its Density?

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Warm, Warmer: How Does Exercise Change Body Temperature?

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Cool It!

This science fair project idea  examines the actual cost of three household light bulbs by testing energy consumption.

Shedding Light on Energy Efficient Bulbs

How are plants’ traits affected by environmental factors? In this integrated science and reading lesson, students will use multiple sources to identify and determine how traits are influenced by the environment.


What’s Similar? What’s Different?

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Centigrade and Fahrenheit: What Do They Really Mean?

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Energy Content of Food

This science fair project idea determines which flower lasts the longest.

Lasting Blooms: Which Cut Flower Lasts the Longest?

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Crystal Fudge

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Which Starch Plant Produces the Most Fuel? 

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Build Your Own Photobioreactor

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Does Hair Color Affect Static Electricity?

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

Catalase Enzyme Activity

Determine whether the application of Febreeze will lower the bacterial count.

Febreze It Away!

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Viscosity, Surface Tension and Temperature

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Warming Up!

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