A chemistry teacher puts a $20 bill in a bottle of ethanol

For an experiment, a chemistry teacher takes out a $20 bill and puts it in a bottle of ethanol.

He then asks his students if it will dissolve.

A student raises his hand to answer.

Student: No it won’t dissolve sir.

Teacher: Good! Now can you explain to the rest of the class why?

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Student: You’re so cheap, there’s no way you would’ve sacrificed that $20.

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A teacher asked her students to use the word “beans”

A teacher asked her students to use the word “beans” in a sentence.

“My father grows beans,” said one girl.

“My mother cooks beans,” said a boy.

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A third student spoke up, “We are all human beans.”