El día que llovió hacia arriba

“Dino” Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children’s books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these horned dinosaurs face-to-face: Torosaurus had the biggest skull of any animal ever! Pentaceratops had five sharp horns on its head! Styracosaurus was as big as an ice cream truck! Plus, you'll get to know Centrosaurus,...

Las personas adolescentes en su tránsito hacia la vida adulta atraviesan por una serie de dificultades y riesgos, unos comunes a todas y otros específicos de colectivos que están en una situación de mayor vulnerabilidad. Muchos de los factores que influyen sobre estas dificultades son comunes a todas ellas, pero las transformaciones sociales y los avances tecnológicos están haciendo que estas dificultades y estos riesgos cambien, que la intervención preventiva se enfrente constantemente a nuevos retos.

Learn how engineers are racing to save the city of Venice from sinking and flooding. This Spanish STEAM reader features a hands-on STEAM challenge and uses real-world examples to teach problem solving.

Learn about the Victorian era while building your knowledge of equivalent fractions! Students will learn fractions while engaged in reading about the innovations of the Victorian era. 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, practical, and fun. The Explore Math sidebars and Math...