This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

This science fair project idea provides evidence that air is everywhere and takes up space.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

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

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

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This science fair project idea examines the reason boats are shaped and engineered.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

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

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

This science fair project idea explores whether white light can be separated into different colors.

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

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

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

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this science fair project, students use the streak test to tell minerals apart from each other.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

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

This science project allows students to study the psychology of happiness.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Will the shape of an ice cube impact how fast the ice melts?

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?