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.

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.

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.

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

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea will be examining oxidation and acid rain

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

Science fair project that explores the variety of webs that spiders weave and collect specimens for identification.