Abraham Lincoln

Esta excelente biografía del célebre químico francés está dirigida especialmente a los lectores jóvenes y presenta los logros más significativos de este importante científico. Él realizó investigaciones decisivas sobre la fermentación y las bacterias, sostuvo que los gérmenes eran los responsables de las infecciones y desarrolló el proceso de la pasteurización, de enorme importancia para la economía y la salud pública. Además, descubrió las vacunas contra el ántrax y la rabia. También fue el primer director del Instituto Pasteur, fundado en 1888 para investigar los virus y ...

Define planos inclinados, explica sus funciones, y sugiere experimentos sencillos para demostrar cómo funcionan.

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.

Tailored to the 2013 IB Language B syllabus, our full-colour coursebook, Mañana, contains everything you need to succeed in your two-year Spanish B course. This coursebook prepares students for the 2013 Spanish Language B syllabus (first examination 2015), at both Standard and Higher Level. It is totally international, offering authentic materials from a variety of Spanish-speaking countries. The texts and topics have been chosen because of their intrinsic interest to young people, and to enable students to develop a genuine intercultural understanding. The exercises are carefully designed...

Arde Bayres es una historia de drama y desesperación signada por el amor, el desengaño, la droga y la violencia.

An ocean biome includes the saltwater below the waves, and everything on, above, and near the surface. By covering 70% of the Earth's surface, oceans provide a variety of plant and animal life to learn about. Readers will also learn about the beach, tides, cliffs, bays, coastlines, coral reefs, and tide pools. 32pp.

Immigrants Sailed From Faraway Lands To Come To America For Opportunity. This Book Includes Their Experiences At Ellis Island, The Struggles Of Finding Employment, And Learning A New Language In A Strange, New World.