What's this?
This is a door
What's this?
What's this?
What's this?
What's this?
This is a book
What's this?
This is a pencil
What's this?
This is a window
What's this?
This is a ruler
What's this?
This is a pencil case
What's this?
What's this?
This is an eraser
What's this?
This is a pen
What's this?
This is a bag
What's this?
This is a bookcase