Why did the detective bring a pencil to the crime scene? To draw conclusions.

Why was the math book cold? It had too many negative degrees.

Why did the balloon go to school? To get a little more airobic exercise.

Why did the musician bring a ladder to the concert? To reach the high notes.

What goes up but never comes back down? Your age!

What has a body, a head, but no arms or legs? A coin!

Why did the ghost go to the party? To show off its boo-tiful dance moves!

What has a head but no body? A coin!

What has keys that open no locks? A keyboard!

What has rivers but no water? A map!

What has many keys but can't open any doors? A xylophone!

What can be cracked, made, told, but never heard? A joke!

I have cities but no houses, rivers but no water. What am I? A map.

What gets bigger when more is taken away? A hole.

What begins and has no end but ends all that begins? Death.

Why was the math book feeling rambunctious? It had too many problems!

Why did the math book look happy? It got its problems solved!

Why was the music teacher always calm? Because they had good composition!

How can you tell the ocean is friendly? It waves!

What has a horn but doesn't beep? A rhinoceros!

What's a tree's least favorite month? Sep-timber!