Cien cosas que debes saber sobre piratas

Kids often play with magnets, yet they don't learn how these playthings work for many years. Practical knowledge from their play can help them learn more about magnetism, and so can this book. Specially written for those with reading challenges or readers looking for a review, the main text covers important vocabulary, magnetic fields, and a discussion of why metals and magnets come together. Diagrams and succinct fact boxes offer additional ways to learn each concept and explain some ideas in greater detail.

La Ciencia nueva es una obra clave de la tradición cultural de Occidente. Su concepción es de tal riqueza que se ha considerado a su autor, Giambattista Vico (1688-1744), precursor de los románticos, de Hegel y de Marx; da origen a la Estética moderna, y crea el ámbito necesario para el surgimiento de las ciencias humanas, cimentando los fundamentos de la lingüística y de la antropología actuales. A través del novedoso empeño de una filosofía de la historia, su amplia y compleja visión del mundo ha seguido fascinando a pensadores y creadores contemporáneos tan dispersos como...

Take a trip to the fire station to learn how firefighters use measurement to put out fires! Full of facts, practice problems, and mathematical charts, this Spanish-translated title teaches children more about measurements like volume and perimeter!

A thoughtful discussion of violence in schools, complete with examples of incidents and suggestions for coping.