La Biblia Para los Bebes

Design a flexible protective layer for a space suit. Space suits have come a long way. The look and function of space suits has evolved over time, but their purpose has always been the same--to keep astronauts safe. From the first suits worn during the Mercury missions, to the latest suits being tested by NASA, there have been great improvements. Learn all about the science behind space suits and how they have changed over time. Created in collaboration with the Smithsonian Institution, this Spanish Smithsonian Informational Text builds reading skills while engaging students' curiosity about...

Discover the military personnel that guard our skies, the aircraft that they use and the high-tech equipment.

Versión actualizada de una obra imprescindible. Con más de mil ilustraciones, creada por el artista plástico Mauricio Gómez Morin y textos del historiador Pablo Escalante Gonzalbo, este libro ofrece al lector 120 siglos de historia nacional. Un libro para toda la familia que está realizado con rigor histórico y científico, posee amenidad y es de ágil lectura. A través de él se pueden conocer 120 siglos de historia patria, desde una perspectiva histórica integral, en la que se entrelazan acontecimientos políticos y grandes cambios institucionales con datos provenientes de diversos...

Using helpful charts, graphs, informational text in conjunction with vivid images and intriguing facts, this engaging, Spanish-translated title allows early elementary readers to explore the ecosystem, plants, and animals of the deserts around the world.