Masks disguise and surprise in this playful lift-the-flap board book by Giuliani Ferri, the creator of Brick by Brick At the masquerade party you never know who you're going to find. Who's behind that pirate's mask? Who's under that knight's helmet? In this playful lift-the-flap board book, children will love discovering the animals under- neath, and the alliterative text will give them lots of fun new words to learn. Here is another wonderfully surprising board book from a master of the form, Giuliano Ferri.