The formula for water.
What is H2O?
A heated glass building for growing plants.
What is a greenhouse?
Where rooms are rented and meals are served.
What is a boardinghouse?
A house of prostitution.
What is a cathouse?
It makes ocean water different than fresh water.
What is salt?
The temperature where water freezes.
What is 32 degrees?
A tower with a very bright light to guide ships at night.
What is a lighthouse?
A place for confining prisoners.
What is a jailhouse?
Amusement park building with devices to surprise patrons walking through.
What is a fun house?
When clothes get smaller after washing, especially hot water.
What is shrinking?
This desert plant doesn't require a lot of water.
What is cactus?
A shelter for dogs or people who are in trouble.
What is a doghouse?
An outdoor structure used as a toilet.
What is an outhouse?
Built on large branches for children to play in.
What is a treehouse?
The longest river in the world.
What is the Nile?
An overflow of water in an area that's usually dry.
What is a flood?
A home occupied by ghosts
What is a haunted house?
A shelter for poultry.
What is a henhouse?
A small box made for birds to nest in.
What is a birdhouse?
He made an ark to escape the great flood.
Who was Noah?
The Yukon is the chief river in this state.
What is Alaska?
A building where ice is store.
What is an icehouse?
A publicly supported institution for paupers.
What is a poorhouse?
Children go here to learn.
What is a schoolhouse?
A waterfall that's a favorite spot for honeymooners.
What is Niagara Falls?