Un día en... el Imperio Romano (Un día en...)

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.

What is a responsibility? How can you be responsible for yourself? Read this book to learn about how and why to behave responsibly.

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...

La realidad está llena de números. Mucho más de lo que crees. Hay un Sol y una Luna. Pero tú tienes dos ojos y dos pies. Un triángulo tiene tres lados y un triciclo tres ruedas. ¿Quieres saber más?