Experimentos para todas las edades

Cada animal cría a sus hijos de acuerdo a su instinto. Este libro da cuenta de ello en una variada selección de animales que va desde los pingüinos hasta los guanacos, de los monos a las ballenas. En muchas y diferentes formas de crianza, la naturaleza nos enseña que en la diversidad está el secreto de la vida. Each animal raises its offsprings according to their instinct. This book gives an account of this in a varied selection of animals ranging from penguins to guanacos, from monkeys to whales. In many different forms of parenting, nature teaches us that diversity is the secret of...

Tackle today’s toughest races while learning fractions! Marvel as contestants around the world climb, crawl, run, and jump through the world’s toughest marathons and obstacle courses. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn fractions while engaged in reading high-interest 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...

“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 duck-billed dinosaurs face-to-face: Corythosaurus could honk through the top of its head! Gryposaurus had hundreds of grinding teeth! Parasaurolophus could smack enemies with its strong tail! Plus, you'll get to know...

Como estudiante en la prestigiosa escuela Bradley, Ani FaNelli no paso la mejor de las adolescencias. Ahora, con un trabajo glamuroso, un armario caro y un apuesto novio, esta muy cerca de vivir la vida perfecta y frivola por la que ha estado trabajando tan duro. Pero Ani tiene un secreto. Hay algo en su pasado que todavia la persigue: algo privado, oculto, secreto y doloroso que amenaza con destruirlo todo. Con una voz y un estilo tan singular como lleno de giros dramaticos, La chica que lo tenia todo explora la presion insoportable bajo la que viven muchas mujeres, aquellas que se ven...