¿Van los perros al cielo?

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

This book introduces you to hippopotamuses, including their size, diet and everyday behavior, which highlights differences between those in the wild and those living in a zoo habitat.

Si le das galletas a un ratón, luego querrá un vaso de leche; pues si le enseñas a escribir historias a un niño, obligándole a que se exprese, pasa lo imposible, porque están en el lado correcto de la historia, no más resistentes que una flor. Todos esos compañeros de instituto, con sus familias y profesores son la verdadera elegancia. Abuelas también, y ordenanzas, además del tito de Ellis, un joven que transita en muchas direcciones, de los que les une el miedo a separarse; ellas no tanto, ya les sale el feminismo. Y es que la vida, tras la niñez, es complicada, mucho más con un ...

Winter, spring, summer, and fall. Each season has its unique identifying features as well as its exciting activities. Readers will become well acquainted with these as they learn about the four seasons from this beneficial book. They'll also decide which is their favorite season. Thoughtfully chosen photographs correlate with the achievable text and illustrate the characteristics of each season.