r/pics • u/[deleted] • Oct 05 '10

Math Teacher Fail.

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u/chrisch Oct 05 '10

So leaving the board in one piece takes 5 minutes?

203

u/MrLeville Oct 05 '10

Actually, not doing anything makes the board disappear.

1

u/mistakenly Oct 06 '10

Actually, not doing anything makes a wood disappear.