George Washington Carver

These biographies introduce young readers to important figures in American history. Ideal for reports and correlated to the social studies curriculum, the series presents a straightforward account of each individual's life and times and describes how each person contributed to the shaping of our nation.

Learn how zookeepers at the National Zoo keep the animals healthy and happy. This Spanish book features a hands-on STEAM challenge and uses real-world examples to give insight into how the engineering design process is used to solve problems.

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning addition easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving...

Highlights the life and political career of the forty-fourth president of the United States who, after years of struggling with his identity and place in society, found his niche in public service and made history as the first African American U.S. President ever to be elected.

Stefan Zweig tuvo durante toda su vida la necesidad de intercambiar correspondencia, de establecer y mantener contactos. Mediaba la veintena cuando empezó a enviar sus primeros libros, junto con unas líneas de cortesía, a personalidades ya célebres por aquel entonces. Muchas de las respuestas dieron pie a una relación personal cuyos testimonios se han conservado. Con el presente volumen, los compiladores han querido transmitir una impresión lo más concreta posible tanto del peculiar talento de Stefan Zweig para dirigirse a sus corresponsales como de sus manifestaciones personales. Para ...