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.

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.

This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.

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

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.

This science project has students study the idea of human beauty.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

Science fair project that determines whether wireless networks damage living plants. Are WiFi radiation hazardous to your health?

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

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.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

This project explores whether music affects the growth and health of plants.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

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

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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.

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.

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

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

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.

This project involves the development of a website using free software online to promote the value of science.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis