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see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

This project compares different liquids and the freezing, melting and boiling points of liquids.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

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

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

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

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Try a 100th Day of School Scavenger Hunt with your preschooler, and send her on the search for objects of different colors!

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

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.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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