Experimentos sencillos sobre el espacio y el vuelo

"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...

Sing Along With Dr. Jean And Dr. Holly To Learn About How We Can All Work Together To Take Care Of The Earth.

Se trata de un libro con coplas originales para ofrecer a un público universal en el que se expresa el diario vivir de los campesinos que han poblado la gran urbe Bogotana y sus alrededores (Cundinamarca) en ese proceso de migración constante. Además se presenta al lector una serie de expresiones populares que se han venido perdiendo a medida que las ciudades crecen y trasforman a los individuos, su identidad, su forma de hablar y actuar. Se trata de un rescate del pasado para que permanezca en nuestras mentes ya que el modernismo lo está disipando. Expresiones como: so jeroz, alcánceme...

My Mexican Heritage is aligned to the Common Core State Standards for English/Language Arts, addressing Literacy.RI.2.4 and Literacy.L.2.4a. Full-page color photographs and narrative nonfiction text teaches readers about Mexican culture, traditions, holidays, and language. This book includes a graphic organizer.