Tu cuerpo mola (aprende a descubrirlo)

Did you know that nature is the world's largest science and engineering lab? Learn how designers and engineers use biomimicry to create or improve products. This title supports NGSS for Engineering Design.

From the candiru to the lionfish, there are so many kinds of fish on Earth. While all have different methods of production, the basic life cycle is the same, from egg to spawning swimmers. Readers are introduced to this general cycle as well as the important vocabulary needed to talk about it, such as “fry” and “spawning.” Accessible language and simple diagrams throughout the book provide a way for struggling readers to tackle science curriculum content.

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.

Thomas Lang es un ex policía y ahora pistolero a sueldo. Un día recibe la visita de un tal McClusky, quien le ofrece cien mil dólares por asesinar a Alexander Woolf, un empresario americano con negocios en Inglaterra y Escocia. Indignado, Lang rechaza el encargo y decide, en cambio, advertir a la víctima del peligro que corre: una buena acción que no quedará impune.