Mystery #2Tier 1the body / teeth / eating
Why are your front teeth flat and sharp but your back teeth bumpy?
Run your tongue slowly along your teeth. The ones at the front feel like flat little chisels with straight edges. The ones at the back are lumpy and wide, like tiny hills. They are all teeth in the same mouth, so why are they built in such different shapes?
Your guess
Why do you think your teeth come in such different shapes?
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