Esfuerzo

This collection of four titles approaches the four essential ethical topics of the virtues of listening, prudence, patience, and effort. Each of these virtues is highlighted through illustrated mini stories so children can understand the importance of nurturing and strengthening them in themselves and in others.

"This photo-illustrated book for early readers describes the wetland ecosystem. Includes picture glossary and index"--

"La máxima obra gramatical y sintáctica de la lengua castellana" Herder presenta la reedición del Diccionario de Construcción y Régimen de la Lengua Castellana, iniciado en 1872 por el lingüista colombiano Rufino José Cuervo, continuado y culminado por el Instituto Caro y Cuervo de Bogotá, y considerado por los especialistas como el mayor monumento gramatical y sintáctico de la lengua castellana. En 8 tomos con más de 8.000 páginas, este diccionario describe las funciones y los problemas gramaticales de cerca de 9.500 voces, define minuciosamente cada una de sus acepciones, y...

A researcher looks at cells under a microscope. A scientist studies bacteria in a Petri dish. A student boils liquid in a test tube. What do these things all have in common? The answer is: glass! Learn how something as simple as glass has played a huge role in scientific exploration with this fascinating Spanish Informational Text created in collaboration with the Smithsonian Institution! Build reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, this Spanish book features a hands-on STEAM challenge...

A biography of the Sioux chief who worked to maintain the rights of Native American people and who led the defeat of General Custer at the Little Big Horn in 1876.