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What factor has the most influence on the speed of a computer?
My hypothesis is the CPU will make the most difference in speed.

Difficulty: High school

Which types of film are most tolerant to light?
The purpose of this experiment is to determine what film speed is most tolerant to light out of three speeds of film. (100, 400, 1600 speed film)

Difficulty: Middle school

How to build your own hovercraft
So you want your very own hovercraft. Well once again, Reeko is here to help. Of course it's only big enough to hold a mouse (maybe two if the first one scrunches down real low) but hey, we're not old enough for a driver's license anyway...

Difficulty: Middle school

Demonstrate the strength of a suspension bridge using egg shells
Ever wonder why igloos are dome shaped and not square? Ever been amazed at how a suspension bridge can hold the weight of hundreds of passing cars with little or no apparent support underneath it? This experiment demonstrates how arches are used in architecture not only for aesthetic appeal but for a very useful and needed purpose...

Difficulty: Elementary school

Construct a model of a magnetically levitated train
I'm a science hobbyist and occasional exhibit designer for science museums. The devices shown here were part of a prototype "room-temperature superconductive table" which never made it to a museum. I thought I'd place it here so students and hobbyists could experiment with this strange maglev effect.

Difficulty: High school

Demonstrate how the light from a Light Emitting Diode can be modulated by using sound
This project can amplitude modulate the light being emitted from an LED using the 8 ohm earphone output from a small radio or amplifier. For demonstrating, it is very convenient to use a small radio to supply the audio signal.

Difficulty: High school

How can you build a toy car using mousetraps?
Here's some general ideas and also some web sites to help you with ideas. These projects are really fun and easy! And you'll be amazed at the different types of cars you can build or buy out there!

Difficulty: Elementary school

How the color of a building affects indoor temperature Science project video

This experiment was conducted to ascertain how the color of the walls of a building affects its indoor temperature.

Difficulty: Elementary school

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Kits for your science fair projects Science fair book Science kit search tool

Science kits, science lessons, science toys, maths toys, hobby kits, science games and books - these are some of many products that can help give your kid an edge in their science fair projects, and develop a tremendous interest in the study of science. When shopping for a science kit or other supplies, make sure that you carefully review the features and quality of the products. Compare prices by going to several online stores. Read product reviews online or refer to magazines.