The Math Teacher

Capítulo Siete es un relato verídico y tragicómico de las experiencias vividas durante las trece temporadas en las que su autor trabajó como guía turístico en catorce países de Europa. Es un capítulo de su vida, pero también una visión de algo que a todos, de una forma u otra, nos afecta. El mundo del turismo es cruel y generoso, amargo y dulce, un reflejo de lo peor y lo mejor que hay dentro de nosotros. La verdadera historia que encierra, quizá una gota de agua en el océano, arroja la luz cegadora de la honestidad sobre un mundo de hipocresía y codicia donde, sin embargo, no...

This beginner's guide offers a first glimpse into the natural world of amphibians. This addition to the acclaimed About... series uses simple, easy-to-understand language to teach younger children what amphibians are, how they look, how they move, what they eat, and where they live. With beautifully detailed, realistic paintings, noted wildlife illustrator John Sill introduces readers to a variety of amphibians, from frogs and toads to salamanders and more. An afterword provides details on the animals featured and inspires readers to learn more.

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

During the XVII and XVIII centuries, there were great thinkers who risked their freedom and their lives over their revolutionary ideas. Take a look at the philosophers that were the pillars of both modern thinking and science: Galileo, Hobbes, Newton, and many more. They dared to question the norm.