Learn whether writing things down really makes things easier to remember.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project idea investigates how magnetism can defy the force of gravity.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

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

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

The project investigates how friction affects motion by using different surface textures.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Will increasing the amount of salt in water effect how slow or fast the water freezes?