Find out whether packaged seeds actually do expire in this new science fair project idea.

This experiment demonstrates the conservation and transfer of energy using a marble rolling over sandpaper.

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

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

In this science fair project, students investigate how different colors influence appetite.

This science project investigates the influence of different genres of movies on appetite.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

Don't let alphabet practice turn into catching zzz's. Paint up a zany Z zebra and inject a little excitement into learning letters.

Construction paper, scissors, markers and glue are all your child needs to make these gruesomely whimsical monster bookmarks.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

This project explores what happens to a rubber band when it is heated and cooled.

This experiment investigates if stress alters body temperature.

Here's a fun game that will have your child hustling to find quotes to back up written assertions.

Creating a book is one thing, but creating a codex is a whole different ball game.

Support your first grader's interest in reading with this decorative bookmark that illustrates a favorite scene from a loved book.

Valentine bookmarks make reading lovely. Make a valentine bookmark that looks like a heart-filled bookworm.

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This science fair project idea compares biodiversity between drops of water.

Develop your child's hand-eye coordination in a fun and engaging way by challenging her to a game of Drop Catch.

Help your child learn about the various elements of a story by creating a play based on her favorite picture book.

In this middle school activity, your child will learn how to press plants and create her very own herbarium, or plant library! Here's how:

Play hopscotch with numbers, but also with letters, to get kids ready for reading.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.