This science fair project idea determines the most effective method of preserving food.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Help your child create a garden journal sketchbook as she observes and records the natural world through the changing seasons.

When critters protect themselves by taking on the patterns of nature, it's called "camouflage." Play this camouflage matching game with your child!

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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

This simple experiment serves as an introduction to the greenhouse effect.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Construct and experiment with a periscope using reflected light rays to gather an image.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!