Benjamin Franklin

Looks at the life of Betsy Ross from her Quaker childhood to her days as an independent businesswoman. Also examines the legend of the Betsy Ross flag. Written in graphic-novel format.

El gran poeta Antonio Machado (1875-1939) dedicó muchos de sus versos a los días azules de su infancia andaluza y al sol de los campos de Castilla, tan enamorado como estaba de la naturaleza. Fue además maestro en tierras de Soria, Baeza, Segovia y Madrid

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.

Todo fenómeno biológico, como es la sexualidad, se explica por causas próximas (anatomía, fisiología, conducta y su desarrollo) y causas últimas (adaptación y evolución), ambas en interacción con el ambiente natural y social de cada especie, además del sociocultural en los humanos. Específicamente en humanos, muchos especialistas solo tratan de explicar la sexualidad por causas próximas y en términos de conductas conscientes e influidas solo por lo sociocultural, lo cual no es incorrecto, pero ello es solo parte de la explicación, no se acude a las interpretaciones evolutivas....

Imagine a career where you get paid to draw all day. That's what botanical illustrators do! Get inside the mind of a botanical illustrator, and learn how their intricate drawings of plants help science. Created in collaboration with the Smithsonian Institution, this Spanish book ignites a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides English language learners through every step of the engineering design process. Inspire students to pursue a STEAM career with career advice from a real person working in a STEAM field. Discover...