Matemáticas en el cinturón de asteroides (Math in the Asteroid Belt)

This Title Teaches Students That Everything Is Made Of Matter, And That Physical Changes Create Different Forms Or States Of Matter. Gives Examples Of These Different States In Easy To Understand Text And Introduces Students To The Law Of Conservation Of Mass.

¿Sabrías qué alimentos elegir? ¿Cómo hacer fuego con un paquete de chicles? ¿Cocinar una pizza con una caja de zapatos? ¿Convertir un clip en una auténtica brújula? ¿Usar tu propia orina para hacer una pila? ¿Calcular la hora con un simple palo? En esta guía encontrarás los trucos más locos de supervivencia: cocinar en un vaso de cartón, vivir en una casa flotante e incluso fabricar tu propia lavadora portátil... ¡No hay límites! Aunque si lo que buscas es divertirte, también te enseñamos un montón de gamberradas que hacer con los zombis, como ponerles una cabeza de...

While the Great Depression was indisputably a difficult period in American history, it did lead to certain developments that we still benefit from today. One for the most significant examples of this is Social Security, which helps a whole generation of retired Americans. The book offers a concise description of the Great Depression, including analysis of its causes and its effects. Chapters focus on different aspects of the period, including culture, the arts, and science and technology. The dynamic design displays images of posters and experiences from the Depression era. This informative,...

Did you know that the first wheel was not invented for transportation or that the system used to create computers was based on the functionality of a sewing machine? In a fun way, this book teaches the history behind inventions that have changed the way we live, from Ancient Mesopotamia to the present. Important details appear at the bottom of each page, including the name of the inventor, the time period, and the place where it occurred.