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September 8, 2011

Click the videos below to view them.
Working Well Together 1
Working Well Together  2
Working Well Together  3
Playing With Crystals 1
Playing With Crystals 2

These students are measuring and recording the changes in mass of some highly absorbent  mystery crystals as they add water in ten milliliter increments.  They should observe a pattern if they apply their measuring skills well--the mass of the crystals changes about 10 grams each time they add 10 milliliters of water.

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