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.

In this science fair project, students make their own rain gauge to measure rainfall.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

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

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

In this project students experiment with making music using only glasses of water.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

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

This project examines whether people's taste perception is influenced by what they see.

Help your child learn about animal classification with this fun and delicious activity.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project will help students learn about non-vascular plants, such as mosses.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.