In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

In this activity, your student will be invited to build a chair out of building blocks that is designed to meet the specific size and shape of a small doll or toy figure.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea examines whether boys and girls differ in reflexes.

In this project, the affect of acid rain is simulated by the acid, vinegar.

The project determines which type of birds prefer which type of birdseed.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

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

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

Test your friends to find out if you can replicate the placebo effect's incredible results.

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

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.