Apuntes de matemáticas

SHAAAARRRKK! That's probably the last word anyone wants to hear while swimming in the warm blue sea. But most sharks aren't at all what people expect. In fact, those who think all sharks are giant, man-eating killers are in for a surprise. The compelling narrative, colorful illustrations, and captivating facts in SURPRISING SHARKS reveal that sharks come in all shapes and sizes - and probably should be more afraid of humans than we are of them. Back matter includes a note about sharks and an index.

Libro de cuentos en donde el autor, con prosa limpia y precisa, va desgranando un puñado de historias conmovedoras y profundas que nos acercan a las pequeñas derrotas cotidianas con las que también construimos nuestra existencia.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of testing. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers’ learning experience and show how testing works in the real world. In this book, a class makes a budget so they can afford a field trip at the end of the month. This nonfiction title is paired...

Cuando alguien dice “Fui con mi psiquiatra” o “Acudí al psicólogo”, es muy posible que un oyente le pregunte: “¿En serio, tú? Pero si te ves como una persona normal”. Esto suena decepcionante en una sociedad que debería haber madurado para entender, en primer lugar, que por algo existen las carreras universitarias para formar profesionistas que atiendan problemas mentales y emocionales. Ellos ayudan a que la sociedad no esté mucho peor de lo que se haya con tantos factores estresantes y males mentales. Y, en segundo lugar, recordemos que el ser vivo sano está regido por el...