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This activity -- in which students test a local water supply -- is designed to be used as an extension to classroom activities related to treating foul water for consumption.
Grade Level   6 7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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2
How do the natural shapes of gemstone crystals control what the final cut gem will look like? Where do gemstones come from? What makes them sparkle? Where do their colors come from? There's nothing as eye-catching as a piece of fine jewelry covered in beautifully colored gemstones. Natural...
Grade Level   5 6 7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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