CTIM: Láseres: Medición de la longitud: Read-along ebook

"Some things are so huge or so old that it's hard to wrap your mind around them. But what if we took these big, hard-to-imagine objects and events and compared them to things we can see, feel and touch? Instantly, we'd see our world in a whole new way." So begins this endlessly intriguing guide to better understanding all those really big ideas and numbers children come across on a regular basis. Author David J. Smith has found clever devices to scale down everything from time lines (the history of Earth compressed into one year), to quantities (all the wealth in the world divided into one...

'Malala is an inspiration to girls and women all over the world.' - J.K. Rowling I Am Malala tells the remarkable true story of a girl who knew she wanted to change the world - and did. Raised in the Swat Valley in Pakistan, Malala was taught to stand up for her beliefs. When terrorists took control of her region and declared girls were forbidden from going to school, Malala fought for her right to an education. And, on 9 October 2012, she nearly paid the ultimate price for her courage when she was shot on her way home from school. No one expected her to survive. Now, she is an international...

Lucila vivió cuando no era común que las mujeres viajaran solas por sus países o menos que cruzaran las fronteras. Sin embargo, ella muy pronto se echó a andar por la larguísima geografía de su país (Chile) y visitó además varias ciudades del mundo En México no sólo estuvo de paso, se quedó a vivir y trabajó intensamente enseñando en poblados de Michoacán, Morelos, Oaxaca y Veracruz. Lucila fue una viajera que arribó a todos sus destinos en barcos de vapor y trenes, pero uno de su viajes definitivos lo hizo a través de la escritura. Sus ideas, poemas y cartas poco a poco le...

The London Eye opened on March 9, 2000. Although it hasn't been there long, the London Eye has already become an iconic symbol of London. No trip to London is complete without a visit to the London Eye! Learn about the history and creation of Europe's tallest observation wheel as you build your arithmetic skills! This Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, engaging sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of ...