
August 4, 2009
Fifth-grader Caleb Jackson checks to see how long he needs to make his test paper so it would touch the fluid in the glass which would then cause the chemicals to react and allow the colors to separate.

August 4, 2009
Fifth-grader Caleb Jackson checks to see how long he needs to make his test paper so it would touch the fluid in the glass which would then cause the chemicals to react and allow the colors to separate.
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