Sort the rocks by color
- Match rocks that are similar in color
-Grade them from darkest to lightest
-What do you notice about the colors?
Sort the rocks by shape
-Grade the rocks from largest to smallest
- Find rocks that are the same shape (regular, irregular, circular, elliptical, etc.)
Sort the rocks by feeling
-Find rocks that have cracks and cleavages
-Grade the rocks from roughest to smoothest
-Grade the rocks from heaviest to lightest
How else can you sort the rocks?
Can you stack the rocks?
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