How Do You Measure Time?

What would happen if a polar bear and a grizzly bear met each other? What if they had a fight? Who do you think would win? Este lector de no-ficción compara y contrasta dos feroces especies de osos. Los pequeños aprenderán sobre la anatomía, el comportamiento y más de ambos osos. Este libro está lleno de fotos, gráficos, ilustraciones y datos increíbles.This nonfiction reader compares and contrasts two ferocious bear species. Kids learn about the bears' anatomies, behaviors, and more. This book is packed with photos, charts, illustrations, and amazing facts.

Young readers will be inspired by this biography about the first woman to fly solo across the Atlantic. The appealing images, helpful text, and supportive timeline, glossary, table of contents, and index combine to create an engaging experience as readers learn about one of the greatest female pilots of all time. This 6-Pack has been translated into Spanish and includes six copies of this title and a lesson plan.

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 testing. 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 testing works in the real world. In this book, a narrator freezes water to make ice and makes sure his process worked. This nonfiction title is paired with the...

El siglo XIX definió, tal vez, lo que más tarde sería el México contemporáneo. En esta época, no solo se desarrollaron las más importantes batallas, tanto militares como ideológicas, sino que también surgieron modos de hacer, pensar y sentir que hoy siguen vigentes. Sumérgete en las páginas de este libro y descubre las diferencias y similitudes de la vida de entonces con lo que sucede en nuestros tiempos. Te sorprenderás de aquello que desde hace mucho es cosa de todos los días.