Creo que armar este rompecabezas nos va a tomar algo de tiempo. ¿Cuántas piezas son?I think putting together this jigsaw puzzle is going to take us some time. How many pieces are there?
Creo que el juego de Jenga está incompleto. - ¿Por qué dices eso? Ni sabes cuántas piezas son.I think our Jenga set is incomplete. - Why do you say that? You don't even know how many pieces there are.