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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.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

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

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.

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

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

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

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

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

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

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

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

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

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