This app Book for iPhone/iPad is really several products in one! First, it is literature. Second, it is a series of word games.To play the book cipher...
Pirámide matemática es el clásico y adictivo juego para pasar el rato.Completa todas las que puedas, comienza en un nivel facil y se va incrementando ...
The puzzle was "invented" by Noyes Palmer Chapman, a postmaster in Canastota, New York, who is said to have shown friends, as early as 1874, a precurs...