Pictures:

What invention lets you look through a wall?

A window.

960

When does Friday come before Thursday?

In the dictionary.

992

What 5 letter word becomes shorter when you add 2 letters to it?

The word 'short'.

988

What starts with a T and ends with a T and has T in it?

A teapot.

991

Why is it hard to organize a professional hide-and-seek tournament?

Good players are hard to find.

972

What do you call shoes made of banana peels?

A pair of slippers.

970

What is blue and smells like red paint?

Blue paint.

974

Why didn't Bill use his photographic memory?

He never developed it.

961

What is full of holes but still can hold a lot of water?

A sponge.

967

What gets wetter the more it dries.

A towel.

979

Why did Barry get heartburn when he ate the birthday cake?

He forgot to take off the candles.

963

What do you call a train carrying bubble gum?

A chew-chew train.

959