What animal is this?
It is an octopus
What are they made of?
They are made of plastic
What is it made of? (material)
It is made of fabric.
What animal is it?
It is a starfish
What is it made of? (material)
It is made of glass.
What is this?
It is a bottle.
What are these?
These are bags
What is this?
It is a hat