50 Adivinanzas Para Razonar Bien

Various exercises and games designed to practice mental calculation for children between seven and nine years old.

This colorful notebook offers children a series of fun and varied exercises and games to develop their logical reasoning skills.

Our teens hold the future in their hands. Battle Cry for a Generation tells us why and how to reclaim our youth for Christ. Spanish version of Ron Luce's bestseller.

Chilean edition of the exhibition of Alfredo Jaar (b. Chile) in Sweden at the Fine Arts Museum of Lausanne from june to september of 2007. The present edition gathers the translations of the essays into Spanish. Contains an essay by Adriana Valdés.

Una coleccion de historias populares acerca de Jesus y su ministerio, con arte vibrante y tridimensional caracteristico de La Biblia para principiantes en un formato perfecto para los jovenes lectores de la Biblia.

Learn more about the renowned British scientist, professor, and author who spent his entire career trying to answer the question: "Where did the universe come from?" Stephen Hawking was born exactly three hundred years after the death of the scientist Galileo, so maybe it was written in the stars that he would become a famous scientist in his own right. Although he was diagnosed with a neurological disease at age 21, Stephen did not let the illness define his life. Known for his groundbreaking work in physics, and identified by his wheelchair and computerized voice system, Stephen continued...