Find out which type of sponge holds the most water.

Discover whether a metal will expand under hot water.

This project investigates the affect of storage temperature on microwave popcorn.

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 project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

This science research project challenges students to think of more effective lobster farming methods.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

This project explores ways to prevent static electrical shocks.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Explore if planting seeds in a certain direction will affect how fast it germinates.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.