What are these?
They're pencil cases.
What's this?
It's a rucksack.
What's this?
It's a window.
What's this?
It's a bin.
What are these?
They're notebooks.
What's this?
It's a door.
What's this?
It's a desk.
What are these?
They're sharpeners.
What's this?
It's a pen.
What's this?
It's a chair.
What are these?
They're erasers.
What's this?
It's a pencil.
What's this?
It's a board.