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Why do continents matter? From economics to weather science—and everything in between—knowing the characteristics of the continents expands readers’ perspectives in every school subject. This fundamental information is a building block of many future lessons and an essential part of elementary education. This book presents a focused, clear, age-appropriate look at Earth’s continents that young readers are sure to find both informative and interesting. This volume is also packed with colorful maps that are labeled and explained to foster young readers’ comprehension of this important...

Este libro reseña cómo, entre 1828 y 1917, las leyes de naturalización establecieron lo que los extranjeros tenían que ser y hacer para dejar de serlo, y cómo los encargados del proceso transformaron un trámite burocrático en un espacio de control para un grupo que, aunque pequeño, era considerado peligroso. Por otra parte, las solicitudes de quienes querían "pertenecer a la gran familia mexicana" no sólo daban pruebas de que cumplían con los requisitos legales. También expresaban las razones por las cuales querían cambiar de nacionalidad, escritas en clave de lo que creían eran ...

Newton's laws aren't the easiest science topics to digest. Struggling readers likely find understanding them even harder. This volume breaks down the topics of force and motion to its most basic and understandable parts, perfect to introduce to readers having a hard time or students looking to review for class. Written in succinct language, each chapter contains fact boxes and graphic organizers to aid all readers as they move from speed, to velocity and on.

In this stimulating, Spanish-translated nonfiction book, readers will discover the various types of friction--including rolling friction, sliding friction, fluid friction, and static friction--and the huge impacts it has on nature, machines, and our lives. In addition, readers are encouraged to perform basic experiments to assist in the understanding of friction, kinetic energy, and water resistance. With real-life examples, colorful images, accommodating graphs and charts, and informational text, children will be inspired and engaged as they read through this book. This 6-Pack includes six...