Sumando y Restando en el Club de Matematicas

This book has been created with the intention of reconnecting with the ancient Mesoamerican civilization known today as Aztecs, and their language, while also cultivating both English and Spanish.

Algunas piezas denunciaban muy a las claras la existencia de una superchería; otras, en cambio, abrían un interrogante que aún no tiene respuesta satisfactoria. Desde entonces hasta hoy, la cuestión del Leyes ha estado sobre el tapete, apasionando a especialistas y aficionados, y adquiriendo, por momentos, caracteres de escándalo...». Francisco de Aparicio, 1937 «...Pero nuestros morenos casi no nos han dejado ni su recuerdo. Nuestra historia parece complacerse en olvidarlos, en evitarlos». José Luis Lanuza, Morenada.

En el acuario (At the Aquarium) engages students in reading about aquariums as they learn how to calculate volume. Volume helps aquarium designers figure out everything from the shapes and sizes of tanks to how much water is needed to fill them. This nonfiction Spanish text includes mathematical charts to help students practice calculations. With a glossary, an index, and easy-to-read text, students will build their math and reading skills while they are engaged in reading high-interest content.

Simple text and photographs introduce the concept of symmetry as displayed by familiar creatures and objects.