Roc y la salud

Mathematics constitutes ideal material for exercising the art of learning and thinking. For this it is necessary that the classroom has a stimulating atmosphere which requires determined attitudes and beliefs. The book combines theory and practice and responds to questions such as these: to think in the mathematics class? on what does the knowledge of solving problems really consist of? what are the beliefs and which are the most common ones among the students? how to diagnose, evaluate and, in some cases to modify, the systems of beliefs of the pupil?).

Learn all about the amazing things your muscular system and skeleton do and how to keep them healthy and strong! With vivid images and clear, informational text in conjunction with supportive diagrams, this Spanish-translated nonfiction title introduces readers to basic biological ideas and vocabulary.

Simple text and photographs provide opportunities to practice counting and share in the excitement of watching a parade.

Una conversación e inmersión en la vida, tipo, cuidados y alimentación de estas silenciosas y tranquilas mascotas. También te explica quienes son sus amigos y sus enemigos, sus ciclos de vida y el cuidado de la pecera. El libro, de carácter periodístico y científico, está profusamente ilustrado y explicado con gráficos, datos y hermosas fotografías para entender mejor a peces de todas las latitudes, pero que navegan tranquilamente en tu pecera.