La Energía Solar (Solar Energy)

El Mayflower es un barco que ha llegado a ser célebre en la historia de los Estados Unidos porque en 1620 transportó desde Inglaterra al grupo conocido como "los peregrinos", quienes serían los primeros colonos europeos en establecerse en Norteamérica. Ellos zarparon desde el puerto inglés de Southampton y bautizaron como Nueva Inglaterra a la tierra que los acogió. Como señala este libro, el Pacto del Mayflower designa el acuerdo que los hombres adultos de esta comunidad firmaron a bordo del barco para fijar criterios generales que sirvieran como fundamento para el gobierno de la...

This inspiring biographical series ties in with elementary history, science, and social studies curricula, providing teachers with a valuable interdisciplinary resource. With these books, young readers will discover historical figures who devoted their lives to making the world a better place, and changed the course of history. Text copyright 2004 Lectorum Publications, Inc.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

Defines pulleys, explains their functions, and suggests simple experiments to demonstrate how they work.

Limoi bat imintziorik egin gabe jaten baduzu, izenburutik hasita, ohiz kanpoko liburua da. Pamiesek egunerokotasuna preso baten pazientziaz xehatu eta gure ekintza bakoitza puska bakan eta, aldi berean, ezaguterraza bihurtu du. Arruntak diren egoeretatik abiatuz, errealitateak daukan ukitu surrealista baztertu gabe, irakurlearentzat ohikoa, erosoa baina izugarria den mundua sortu du. Estilo preziosista ezin zehatzagoaz, katalanak soberan gramo bat bera ere ez duten hogei ipuin idatzi ditu, gu guztiongan imintzio ezagutezin bat marrazteko.

Unlike their domesticated relatives, wild turkeys can fly. Readers will learn about the pecking order of turkey flocks, how turkeys avoid predators, what foods these birds eat, and much more. The turkey’s association with Thanksgiving is addressed, as is the impressive comeback these birds made after their numbers plummeted in the early twentieth century.

Explore the lifecycle of a butterfly and learn about the transformation of caterpillars into beautiful butterflies. The connection to language arts is the rich vocabulary related to butterflies, caterpillars, and their transformations.

Clues about the lion's physical characteristics, behavior, and habitat lead the reader to guess what animal is being described. Presented in English and Spanish. Presented in English and Spanish.