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.

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.

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

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

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.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

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.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

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

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.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

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

Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

This science fair project aims to examine the nature of pi and analyze other properties and values related to circles, such as radius, diameter

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 about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.