my (cheap!) hundred board
This is the “hundred board” I made the other day out of a cardboard box! It works great, the packets of #’s fit into the top of the board. Sorry, the control chart picture turned out dark.
This is the “hundred board” I made the other day out of a cardboard box! It works great, the packets of #’s fit into the top of the board. Sorry, the control chart picture turned out dark.
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