What's this?
RULER
What's this?
BOARD
What's this?
TEACHER
What's this?
BOOK
What's this?
PLAYGROUND
What's this?
PENCIL
What's this?
WALL
What's this?
PENCIL CASE
What's this?
DESK
What's this?
WINDOW
What's this?
PEN
What's this?
DOOR
What's this?
CHAIR
What's this?
CUPBOARD
What's this?
BAG
What's this?
PAPER
What's this?
BOOKCASE
What's this?
RUBBER
What's this?
CLASSROOM
What's this?
CRAYON