Su silencio

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 ...

Fotografías que cuentan historias explora dos narraciones entremezclades: la historia de la fotografía en México y la historia de México en fotografías. Mediante preguntas, el libro aborda el riquísimo panorama y fotográfico al que contribuyeron autores mexicanos y extranjeros desde 1840.

A young boy eagerly awaits the birth of his brother or sister, while imagining that the baby is in a house inside his mother.

Este libro ilustrado para niños tiene fotos y palabras relacionadas con la cara, el cuerpo humano, acciones, enseres domésticos, alimentos, animales, naturaleza, transportes, juguetes, ropa, formas y colores.s.