Dúo de Caras

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Take a trip to the British Museum as you explore its fascinating objects and geometric shapes! This famous London museum was built for exploration - and for learning geometry. Learn about its history and artifacts as you build your geometry skills. This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems,...

"Descubre más acerca del verdadero Walt Disney en esta divertida y emocionante biografía ilustrada!"--Page 4 of cover.

¡Descubre los secretos de la ciencia con «Futuros Genios»! El pollo Darwin se siente el animal más chiquito de la granja y querría ser grande y fuerte como un dinosaurio. ¡Acompaña a Valentina en esta aventura sobre la historia evolutiva y descubre cómo consigue que el pollo Darwin se sienta finalmente orgulloso de su especie! «Futuros Genios» es una colección pensada para compartir un momento de lectura y aprendizaje en familia. A través de ilustraciones sencillas y divertidas, Carlos Pazos, divulgador científico conocido por su blog Mola Saber, explica las nociones básicas de...