Give your budding young observers a chance to discover simple machines at use in their own home.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

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

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This science fair project investigates why the number of visible stars changes from place to place.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Make a spring collage with your child to get them outside and those creative juices flowing!

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

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

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!