It's a ...
tree
It's a ...
swing
He's an ... (aunt's husband)
uncle
She's a ...
zookeeper
She's a ...
grandma
She's an ... (uncle's wife)
aunt
It's a ...
slide
It's a ...
climbing frame
It's a ...
net
It's a ...
seesaw
He's a ...
postman
He's a ...
fireman
They're ...
armbands
He's a ...
grandpa
He's a ...
policeman
It's a ...
pool
He's a ...
pilot
He's a ...
farmer
She's a ...
teacher
She's a ...
housewife
He's a ...
doctor
She's a ...
pupil
It's an ...
ice cream
They're ... (not brother and sister)
cousins