Mi mamá

Young readers will be inspired by this biography about the first woman to fly solo across the Atlantic. The appealing images, helpful text, and supportive timeline, glossary, table of contents, and index combine to create an engaging experience as readers learn about one of the greatest female pilots of all time. This 6-Pack has been translated into Spanish and includes six copies of this title and a lesson plan.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

SHAAAARRRKK! That's probably the last word anyone wants to hear while swimming in the warm blue sea. But most sharks aren't at all what people expect. In fact, those who think all sharks are giant, man-eating killers are in for a surprise. The compelling narrative, colorful illustrations, and captivating facts in SURPRISING SHARKS reveal that sharks come in all shapes and sizes - and probably should be more afraid of humans than we are of them. Back matter includes a note about sharks and an index.

Este libro ofrece al estudiante de Química una amplia colección de cuestiones y problemas, explicados y resueltos, presentados en orden de dificultad creciente, muchos de los cuales fueron propuestos en Pruebas de Selectividad o en exámenes de Facultades Universitarias y Escuelas Técnicas. Pretendemos con ello complementar los contenidos teóricos de la asignatura, posibilitando la simultaneidad que debe existir entre toría y práctica, aunque ésta, frecuentemente, se manifieste como una situación idealizada de la realidad. Un libro diseñado, no para saber más, sino para entender...