Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

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.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

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!

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

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.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!