In this activity, your kid will watch coal turn into crystals right before her very eyes, and learn some science along the way!

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

These secret code activities are fun, and also provide fourth graders with great opportunities to practice language development and logical reasoning.

Find out which type of sponge holds the most water.

Sultan Ahmed Mosque is often referred to as the Blue Mosque. In this activity, your kid will build his own Blue Mosque just in time for Ramadan!

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Is your kindergartener getting tired of the standard art supplies? How about making a mosaic? This recipe is kinder safe, no broken glass involved!

This science project examines the thermal properties of several major greenhouse gases.

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

Science fair project that evaluates how well clothing fabrics block UV radiation by examining the properties of different fabrics.

Compare ability of selected materials to block UV-A radiation. Shine black light though glass at detecting beads underneath. Note color intensity.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This family yearbook makes a great keepsake that memorializes your year together. Make a family yearbook with your kid to celebrate the passing of a great year.

Want to help your teen ace the SAT? Here's a step-by-step guide to getting underway.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Don't despair about finishing off that powder compact. Help your teen reconstruct it into a stylish greeting card for someone special!

Show your fourth grader how to embrace a green lifestyle and enjoy the outdoors with a homemade, recycled picnic basket.

Reuse and recycle your CDs by having your kid turn them into colorful, eye-popping suncatchers.

Science fair project that explores the natural process of limestone formation.

This science fair project idea demonstrates the process of land erosion.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

Teach your child how to accessorize the environmental way!

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Looking for a fun way to display photos? Give recycled objects a second life by turning them into a creative photo holder.

Give an old tin can a new life by transforming it into an organizer for your child's room in this middle school arts and crafts activity.