Choose the correct words.

An igloo is a ... . People make igloos from blocks of ... . You can see igloos in the Arctic ... of Alaska, Greenland and Canada.
A tepee is an Indian house. The Indians make tepees from buffalo skin and ... poles. You can see tepees in North America.
Kids like using treehouses for playing but some African tribes live in the treehouses.
A yurt is a traditional house in Mongolia. It looks like a ... . Most Mongolian ... live in the yurts.