Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

The project researches how lubricants affect the mechanical advantage of a pulley.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

Make a backbone model to explore human anatomy and life science.

Learn about the anatomy of the autonomic nervous system and its relationship to the rest of the body.

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.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

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.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

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

Science fair project that builds a magnetometer and demonstrate its uses.

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

This project examines which type of dance burns the most calories.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.