Omar Jayyam

¿Para qué sirve pensar, reflexionar sobre el mundo que nos rodea? ¿Cómo aprender a pensar? Este libro responde a ambas preguntas y nos muestra lo que nos enseñan algunos de los grandes pensadores que nos han precedido. Pensar no es un mero pasatiempo teórico. Nos ayuda a combatir los prejuicios; a darnos cuenta de las «trampas» de la lógica que emplean políticos, publicistas o religiosos para no caer en ellas; a tener criterio para definir los límites y las posibilidades de los avances científicos. Pero, en contra de lo que parecen indicar los actuales planes de estudio y reformas ...

Ideal for young children. Sturdy books that will stand up to wear and tear with full-color illustrations and clear, simple text. Each one has a convenient carry-along handle.

Learn multiplication on a fun-filled trip to the supermarket! The displays, shelves, and layout of a local grocery store provide ample opportunities for students to learn multiplication as they are engaged in reading high-interest content. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. The full-color images, math graphs and charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and reading...

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. This primary source book focuses on the creation of the Transcontinental Railroad. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary source maps, images, and...

This timeless tale (now available in Spanish) tells children the story of the crucifixion from the viewpoint of Rex, the tree that became the cross Jesus carried to Calvary. Proud and ungrateful at first, Rex learns a lesson in love from the humble and gentle Jesus. With this story, children come to understand the importance of Jesus' sacrifice and the power of his love. El arbol orgulloso se llamaba Rex y se portaba como si fuera el rey de todos los arboles del bosque. Hasta que un dia sucedio algo que cambio su vida y la de toda la creacion. Este relato imaginario sobre la crucifixion llega ...