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What is black when clean, and white when dirty?

A black board.

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What did Bill's father answer when Bill asked if he understood what an eclipse is?

No, son.

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What happens if two silk worms have a race?

They end in a tie.

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Why can't you trust a staircase?

It is either up to something, or letting you down.

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What was the result that friends Juan and Amal were always together?

When you saw Juan, you saw Amal.

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Why does filling up tires keep getting more expensive?

Inflation.

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What are French sandals called?

Phillipe Phellop

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What is brown and sticky?

A stick.

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How do you fix a broken pumpkin?

With a pumpkin patch.

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Why didn't the clam share its food?

Because it was shell-fish.

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Why is it hard to trust a staircase?

It's always up to something.

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Why don't vegetarian's fight with each other?

Because they don't want to have a beef with each other.

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