What's this?
pencil
What's this? What colour is it?
a pink pencil
What's this? What colour is it?
a yellow star
What's this?
pen
What's this?
ruler
What's this? What colour is it?
an orange car
What colour is it?
black
What colour is it?
brown
What colour is it?
red
What colour is it?
white
What's this?
rubber
What's this?
book
What colour is it?
purple
What's this? What colour is it?
a grey mouse