Loteria de adivinanzas / Lottery of Riddles

Learn how technology has improved lighthouses over time with this book that features a hands-on STEAM challenge and uses real-world examples to give insight into how the engineering design process is used to solve problems.

Mrs. Frizzle's class investigates the disappearance of the salmon from the sea and in the process learn about migration.

Enciclopedia que descubre las curiosidades, costumbres y récords de los animales a través de espléndidas imágenes y rigurosos textos. ¿Quién es el animal más veloz?¿Cómo cazan los leones? Un libro que recoge, en definitiva, la lucha por la supervivencia en el mundo animal.

"This oversized book introduces children to the alarming number of species that are endangered, threatened or, unfortunately, extinct. It includes amphibians, birds, mammals, reptiles, and fish, devoting an entire page to each animal. Readers will learn the threats facing each one, where each one lives or lived, including the type of habitat, its diet, size, and ongoing conservation efforts."