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What are the different methods of purifying water?
In this experiment, we examine different methods of purifying water including distillation, filtration and reverse osmosis

Difficulty: High school

How does the PH level of rainwater differ from one place to another?
What is the pH of rain in your area? Students take pH measurements for rain in their neighborhood and compare it with other students' findings. This activity is best when conducted over several weeks during a rainy time of year.

Difficulty: Middle school

What are the effects of Polyacrylamide and. Polyacrylate on soil erosion?
The purpose of this experiment was to determine the effects polyacrylamide or polyacrylate could halt erosion. I believe that polyacrylate will halt erosion the best because there is evidence that polyacrylate has halted erosion.

Difficulty: Middle school

Is the burning of trash a viable alternative to land-fills?
In this experiment I plan to prove that burning trash is a good alternative to landfills. Burning trash takes up less space and creates less pollution. The danger of the overfilling of landfills prompted my research. Burning trash creates less pollution and takes up less space.

Difficulty: Middle school

How do differences in surfaces affect the adhesion of tape?
The purpose of this experiment is to examine how differences in surfaces affect the adhesion of several brands of tape. This experiment will show which brand of tape works the best, and on which type of surface they stick to the best. Based on information known, the tape will stick better to the dryer surfaces, and the less slippery.

Difficulty: Elementary school

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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.