A contest of riddley riddles

What has to be broken before you can use it?

• A Comb

• An Egg

• A Toothbrush

• A Clock

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I? 

Three different doctors said that Paul is their brother yet Paul claims he has no brothers. Who is lying?

• nobody

• the doctors

• paul

What English word has three consecutive double letters? 

What is as big as an elephant, but weighs nothing?

• Sun

• The shadow of a man

• The shadow of an lion

• The shadow of an elephant.

I shave everyday, but my beard stays the same. What am I?

• He was not having a beard

• Barber

• Trimmer

I have branches, but no fruit,trunk or leaves. What am I?

• School

• Company

• Bank

What is black when it’s clean and white when it’s dirty?

• A towel

• Device

• A chalkboard

• A pen

Where does today come before yesterday?

• Today

• Yesterday

• A Dictionary

• A book

: What invention lets you look right through a wall?

• A hole

• A window

• A secret

• A s