Wednesday, May 12, 2010

Imaginative science experioence? with a control and a changing variable?

please help


it needs to be like imaginative


and dont say look on googleImaginative science experioence? with a control and a changing variable?
I have no imagination. Use plants. Grow some in normal conditions, for the control. Use other in differing soil types, watering levels and levels of light for those things that vary.
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