Las Libelulas

Los cangrejos ermitaños no tienen caparazón propio. Deben mudarse a caparazones más grandes a medida que crecen. Aprende estos y otros datos intrigantes en El cangrejo ermitaño, uno de los libros de Me encanta mi mascota. Hermit crabs do not have their own shells. They must move into bigger shells as their bodies grow. Learn these intriguing facts and more in Hermit Crab, an I Love My Pet book.

What do churros, macarons, and strudel have in common? In order to bake them successfully, pastry chefs must use fractions! Students will learn comparing fractions while engaged in reading about delectable desserts from around the world. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. The glossary, index, and table of contents will further understanding of reading and math concepts, and the full-color images, practice problems, and math graphs and charts make learning math easy,...

Mars is perhaps the most thrilling planet these days. With rovers exploring its surface and manned missions in the works, people are wondering if Mars is our next home! In this highinterest book, readers will learn more about Earth's neighbor, including what its climate and surface are like, why it's called the Red Planet, and about the recent discovery of water on its surface. They'll learn all this while solving "Your Mission" math problems that complement and support the text. This motivating volume is an engaging way to explore key aspects of science and math curricula.

La HISTORIA DEL PENSAMIENTO de JESÚS MOSTERÍN está integrada por libros monográficos autónomos, que se caracterizan por la frescura de la mirada, el enfoque interdisciplinar, la relevancia actual, la lucidez del análisis y la claridad de la exposición. En su conjunto, la serie ofrece una panorámica única y completa de la evolución de las ideas filosóficas, religiosas, científicas y políticas, situadas en su contexto social. El volumen dedicado a LOS CRISTIANOS –que puede leerse con provecho junto con el dedicado en esta misma serie a «Los judíos» (H 4470)– aporta al lector ...

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...