La doble águila

In this new book about number games you will find some of the best hobbies of recreational math. Here you will find the friendly and fun side of mathematics. In A to play with more numbers, you Will find the funniest games and puzzles, with different degrees of difficulty, on natural numbers, logical, geometric, algebraic and, in some cases, even logical riddles. All have in common that the solution does not require sophisticated mathematical tools. The topics can be resolved in the order you want, according to the interests of the reader. And in all cases you can go to the trunk of tracks...

Fear provokes nightmares and affects the lives of those who feel it. The main characters of this story form a type of Anti-fear league to do away with the terror and nightmares of some near-teenage boys and girls who, like them, are victims of fear. They confirm that many of those fears disappear as they get older. However, theirs remain. Néstor is a boy who is in love with one of his classmates. He is aware of the fear she feels and tries to help her with his group of friends. Unfortunately, Teresa?s fear is based on something as real as sexual abuse. The aggressor is someone who is liked...

Nuevo York, 1870. Los barrios de Manhattan son fríos y polvosos. Sin rumbo fijo, deambula Maggie por callejones sucios y llenos de mendigos. La suerte le cae cuando encuentra una banda de niños ladrones. Con ellos, muy pronto se siente como en casa. Durante uno de sus rondines por la ciudad, encuentra la torre de una iglesia que despierta sus peores recuerdos. Maggie deberá enfrentarse finalmente a su pasado. No obstante, queda un extraño rayo de luz en esa oscuridad: el legendario jefe del mundo del hampa de Nueva York.

Cincuenta historias favoritas de la Biblia que tienen palabras para 'adivinar'. El tiempo de lectura nocturno se vuelve tan divertido como el tiempo de juegos. Ademas de aprender verdades biblicas al adivinar palabras que faltan y hacerlas aparecer.