This is a new toy we got for Owen—it’s a spiral tower that balls (and a penguin!) roll down and a frog which whistles as it goes down the chute. It’s for 18+ months but he got the hang of most of it right away (he can’t quite get the hang of putting the balls on the spiral, but he’s great at stacking them on top of the tube!).
Anyway, he really LOVES the frog, nd he has discovered how to make it make noise by himself: