Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

This science fair project idea demonstrates sonar mapping of the ocean floor.

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.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project idea increases the space efficiency of living areas and encourages economic improvements via new real estate ideas.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

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!

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.

This science fair project idea identifies and understands adaptations in birds.

This science project researches the correlation between barometric pressure and wind velocity.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

Free science fair project idea examining how different types of water affect plant germination and growth.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.