Una jornada hacia la esperanza

Alexander Graham Bell was always trying to invent new things! In this biography that has been translated into Spanish, readers will learn about Alexander's life as a teacher and inventor of such incredible inventions as the telephone, record player, and metal detector. Colorful images, supportive text, an interesting timeline, and a helpful glossary, table of contents, and index combine to give readers an inspiring look into the life of Alexander Bell.

Antes de que Kamala Harris se convirtiera en abogada y senadora de Estados Unidos, fue una niña a la que le encantaban los superhéroes. Y cuando los buscaba a su alrededor, ¡se sorprendía al encontrarlos en todas partes! Los había en su familia, entre sus amigos, incluso en su misma calle; los superhéroes estaban dondequiera que ella miraba. Y esos superhéroes le enseñaron que todo lo que se necesita para ser un superhéroe es dar lo mejor de ti. En esta motivadora y expresiva memoria, que va directa al corazón de los niños, Kamala Harris lleva a los lectores a través de su vida, y ...

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

Addresses questions kids often wonder about, where there is usually no simple answer, offering different theories and opinions with examples and comparisons.