Teacher: How can we get some clean water?
Student: Bring the water from the river and wash it.

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Q: What starts with E, ends with E and only has one letter?
A: An envelope.

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Q: What travels around the world and stays in a corner?
A: A stamp.

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Q: What is white when it's dirty and black when it's clean?
A: A blackboard.

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Q: What do you call a pig with three eyes?
A: A piiig.

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Q: What do elephants have that no other animal has?
A: Baby elephants.

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Q: What happens when "you" and "I" are gone?
A: Only 24 letters are left. (you=the letter "u" and I the letter "i".)

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Q: What is the end of everything?
A: The letter "g".

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