El tesorero de la catedral

Las tortugas gigantes de Galápagos son fascinantes y están en peligro de extinción. Viven solo en las Islas Galápagos, una cadena de islas volcánicas en el Océano Pacífico frente a la costa de Ecuador. Estas tortugas se enfrentan a hilos de los humanos que viven y visitan las islas, así como del cambio climático. Únase a la autora Kate Messner en un viaje a las Islas Galápagos para ver de cerca a estas increíbles criaturas y descubrir cómo la tecnología está ayudando a los científicos a estudiarlas y protegerlas. Galápagos giant tortoises are fascinating—and endangered....

Texas has had some extraordinary people. This book covers some of them, such as Melinda Gates, astronaut Shannon Walker, and Bessie Coleman, the first African American female pilot. Age-appropriate text teaches readers about Texas's most important movers and shakers, while historical and contemporary images reinforce the book's key concepts.

We know very well that books are not just for reading and looking at, that is why our Put Your Fingers collection is designed for all those curious children who like to touch everything and discover the world with all their senses. A book with colorful illustrations, rhymed text and many holes for the little ones to play with the characters, learn and enhance their imagination, logic and manual skills.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of problem decomposition. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how problem decomposition works in the real world. In this book, readers will learn how to break down their research into different kinds of sources. This ...