Un día de trabajo de un biólogo molecular (A Day at Work with a Molecular Biologist)

Una maravillosa historia de amor. La vida de Frank Bradley es simple y tranquila. Cinco años después de haber abandonado su trabajo como corredor de bolsa en la Gran Manzana, no se arrepiente de haber elegido comprar un edificio de apartamentos en ese pequeño pueblo costero ni tampoco haber decidido ser el casero del lugar. Aliena Ruslan es una resuelta veterinaria que, a base de esfuerzo y amor por su profesión, y por sus pacientes, ha logrado establecer una clínica de bastante éxito junto con sus socios y mejores amigos. Un vivaz perro callejero hace que los caminos de Frank y Ali se...

Con Pristi, el niño descubre la importancia de conocerse, con sus fuerzas y sus límites, y de construir un concepto de sí mismo que será la base de su identidad y de su deseo de realización.

Did you know that swimming pools are used to train astronauts? Athletes use swimming pools to train when they're injured, and doctors use them to help patients feel better. Learn how swimming pools and aquatic therapy help all kinds of people! 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 ...

Learn how the power of a petition can give Americans the ability to create real change! This Spanish nonfiction book includes a related short fiction piece, glossary, an exciting bonus activity, and other useful tools. The fun images and meaningful text will teach students how to be responsible citizens who can improve their communities by writing petitions. This 32-page full-color Spanish book describes the purpose of petitions and how they can be used to make a difference. It also explores important topics such as laws and democracy and includes an extension activity for grade 3. Perfect...