La resolución de problemas

En este libro, entre otras muchas cosas, encontrará: Locura a control remoto: Ondas secretas que modifican la conciencia. Proyecto HAARP: la tecnología que quiere cambiar el clima Verdad y leyenda de los prodigiosos espías mentales Mk-Ultra y KUBARK: las torturas psíquicas de la CIA y el KGB El oscuro mundo de las armas biológicas. De antes de Cristo a nuestros días.

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.

Encourage readers to discover which foods are healthy for them and how to make the best food choices with this Spanish-translated nonfiction title. Featuring helpful charts and diagrams, interesting facts, informational text, and vibrant, detailed photos, readers are introduced to important concepts such as main food groups, proteins, carbohydrates, fiber, the recommended daily amounts, food allergies, and health concerns. With supportive and helpful language, readers are encouraged to make healthy eating choices to help keep them active, energetic, and strong. This 6-Pack includes six copies ...

This Spanish book introduces students to the concepts of growth and change. With images that are easy to identify and clear, simple sentence structures, this science reader simplifies scientific concepts for young students as they improve their reading skills. A fun and easy science experiment and Your Turn! activity provide more in-depth opportunities for additional learning. Nonfiction text features include a glossary and an index. Engage students in learning with this dynamic text!