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

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

This project investigates whether chewing gum can help a majority of people with focus and concentration.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

This project examines how temperature affects the volume of gas in balloons.

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

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

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot move in a pattern related to the sound and rhythm of music.

Investigate which substances are most effective at removing salt from water.

Explore the negative and positive consequences of stereotypes.

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

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

This project investigates the affect of storage temperature on microwave popcorn.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

This experiment investigates if stress alters body temperature.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.