[A triumphant smirk...and they shuffle ahead in line as he restarts the level and looks at the screen.] Okay, see that tiny pig hiding waaaay over there? That's going to be your problem. You want to try and knock out that structure first so it'll collide into the others and start knocking things down and rolling away.

Plus the birds do different things? Look. [He puts his finger on the screen and pulls on the bird, letting it fly before tapping it and letting the bird split into three to hit in three places.