Atlas de los animales

Explains, in simple terms, the reasons for skin color, how it is determined by heredity, and how various environmental factors affect it.

Amphibians can be found all over the world. There are more than 7,500 kinds of amphibians living in streams, rainforests, deserts, and everywhere in between. Many of them are in danger due to a deadly fungus, but help is on the way! 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 ...

"Whoosh! Crunch! Dump Trucks are here to haul! Learn how and where they do their work in this Machines! song. Includes glossary, critical thinking questions, and sheet music"--

Nathalie es una mujer afortunada. Felizmente casada con François, pasa los días rodeada de risas y libros. Un día la pena llama a su puerta: François muere inesperadamente. Nathalie languidece entonces entre las paredes de su casa y se vuelca en la oficina. Pero justo cuando ha dejado de creer en la magia de la vida, ésta vuelve a sorprenderla y revelarse en su forma más maravillosa. La delicadeza es la novela de la esperanza y la imaginación, la novela de ese París fascinante en el que el dolor y la vulgaridad se transforman en poesía. Un libro que querrás tener siempre cerca, para ...