Juárez en la sombra

The varied projects in this volume present readers with more than a dozen lenses through which to learn about the progress and impact of the Industrial Revolution, and the tide of industrialization it unleashed, in the United States. Broad questions prompt readers to engage with major themes in civics, geography, economics, and history. A wealth of background information helps readers understand how these themes play out in the context of the profound shifts in the American economy and society that took place in the nineteenth and early twentieth centuries.

In this book, you'll find dramatic photographs of big cats from all over the world. See snow leopards on icy mountains, lions on African grasslands and jaguars in the Amazon rainforest. You can also read vivid descriptions of how big cats move, hunt and find a mate.

Alexa y otros ni�os de su escuela en Costa Rica tienen un proyecto especial: ellos est�n criando cocodrilos americanos. Ella nombra a su cocodrilo "Jefe" porque parece que �l est� a cargo de los otros. Alexa le trae pollo y ranas para comer y escribe acerca de su progreso en su diario. Muy pronto, su peque�o cr�o est� tan grande como una barra grande de pan. Se ha convertido en un cocodrilo joven y es tiempo de que Alexia le diga adi�s y que Jefe regrese a la vida salvaje.

Practice nonstandard measurement at the zoo! This exciting, Spanish-translated title encourages readers to practice measuring their favorite zoo animals, such as elephants, giraffes, pandas, and more. A gorilla weighs the same as three men! When a cheetah runs, its stride length is the length of three men! An elephant weighs the same as three pickup trucks! Vivid images, fun practice questions, early STEM themes, and helpful mathematical diagrams make nonstandard measurement entertaining and easy for children to understand.