Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

Help your middle schooler improve his observation skills by playing this simple observation and spatial memorization game.

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

In this experiment, your middle schooler will chart the effects of oil on a feather in order to grasp the tragic effects of oil spills on wildlife.

Try this simple activity with your middle schooler to help him develop an understanding of why scientific classification systems exist and how they work.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!