Thomas Edison

The Industrial Revolution was one of the most dramatic eras of all time, filled with fascinating people, strange events, and incredible stories. This period of great change comes into sharp focus through each spread with detailed, accessible language. Each fact is complemented with vivid, carefully-chosen historical images and illustrations, and a caption that adds just a touch more history. Readers are drawn deep into the facts not covered in history textbooks, like working conditions, inventions, failures, and characters, to make this important history lesson fun and engaging.

[Plan Lector Infantil] Enrique y su hermano protagonizan una historia que podría haber pasado en cualquier lugar de la geografía colombiana. En medio de la inocencia de la niñez ellos deben enfrentar la realidad de un país que se debate entre la belleza, la riqueza, de sus paisajes y sus gentes y los conflictos que lo acosan, que los determinan cotidianamente. Los niños, sin buscarlo, se verán involucrados en un episodio que cambiará por completo sus vidas y las de sus padres, pero también les dará una lección: la realidad a veces no es como la pintan.

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

How does a liquid become a gas? Through evaporation! Evaporation helps make puddles disappear after it rains. In this Spanish-translated book, learn all about evaporation and how it happens. This 6-Pack includes six copies of this title and a lesson plan.

What takes the shape of the container it is in and changes shape when the container changes? Liquids! Liquid is a state of matter that has some big differences from solids and gases. Learn all about liquids with this colorful, Spanish-translated title! This 6-Pack includes six copies of this title and a lesson plan.