Guía de ligue para geeks

An award-winning first glimpse into the diverse natural world of mammals. This addition to the acclaimed About... series explains to children in simple, easy-to-understand language what mammals are, what they eat, and where they live. Beautifully detailed, realistic paintings by wildlife illustrator John Sill introduce readers to the huge variety of mammals, from the tiny white-footed deermouse to the large American bison. An afterword provides more details about the animals featured in the book. Parents and pre-school and primary-grade teachers will find this an attractive choice for...

Un libro lleno de humor para descubrir los misterios más fascinantes y mejor guardados del UNIVERSO. Desde la existencia del propio mundo los avances y descubrimientos científicos han sido el motor del progreso de la humanidad. Pero nuestras creencias no han sido siempre las mismas y hoy en día sigue habiendo un montón de dudas que nos asaltan: ¿acaso somos tan especiales como nos creemos?, ¿se puede apagar el Sol? ¿abandonaremos algún día la Tierra?, ¿es posible habitar otros planetas?, ¿hay vida inteligente ahí fuera?, ¿qué es eso de la materia oscura? Un recorrido...

"Developed by literacy experts for students in grades three through seven, this book introduces young readers to the geography and culture of Nicaragua"--

Visiting Tulum National Park is like going back in time. The Maya lived there long ago. Learn addition as you count the things they left behind. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning addition easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides...