What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Take a trip to the pet store and then make a scrapbook to help your kindergartener learn the difference between living and non living things!

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science fair project idea produces varying pitches of sound.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

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

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

What's a crater, and how does it happen? Here's a kindergarten experiment with safe, nontoxic ingredients.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

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

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.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.