We love riddles here at Did You Know, so here’s the one that was given to Bret Turner’s 1st grade students recently:

Photo Credit: Twitter

If you’re wondering, the answer is the letter ‘e’, but that’s not what one of his students guessed. Keep reading.

Photo Credit: Twitter

He followed it up with this gem not long afterward, and I don’t know. It’s sort of nice to know that some things never change.

Photo Credit: Twitter

h/t: Mashable

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