El gran libro de las matemáticas del Ogro feroz

These passenger trains can travel more than 180 miles per hour! These modern marvels of technology will fascinate any reader.

Este libro revisa la etapa de reconstrucción del país, posterior a la revolución de 1910, en la que una nueva generación de políticos sentó las bases para la conformación del nuevo Estado mexicano, el establecimiento de la Constitución de 1917, la presidencia de Lázaro Cárdenas y la formación del México moderno. Este libro contribuye al conocimiento y entendimiento de un periodo clave en la historia de México. La cronología de 1917 a 1940 permite que los lectores lleven a cabo una lectura ordenada y sencilla. This book reviews the restructuring of Mexico after 1910. It examines...

Jae is about to embark on the greatest challenge of his life—biking 150 miles in two days to raise money for the National MS Society. But after he falls on his first practice race, will he be able to overcome his fear and ride again? Especially appealing to reluctant readers, this short, 32-page hi-lo book features full-color illustrations and a fast-paced story to capture the attention of kids who enjoy realistic fiction stories!

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 data organization. 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 data organization works in the real world. In this book, a class studies temperature throughout the course of a winter. This nonfiction book is paired...