La cebra

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.

La gran enciclopedia para los pequeños curiosos. Diviértete observando los árboles de tu jardín y descubre un sinfín de curiosidades: ¿Qué animales viven en las ramas, las hojas y el tronco de los árboles? ¿Quieres fabricar una pajarera? ¿Sabes cómo replantar un árbol?

Learn about the rich history of Mission San José: how it started, the people who ran it, the indigenous population, and its legacy today.

Tackle today’s toughest races while learning fractions! Marvel as contestants around the world climb, crawl, run, and jump through the world’s toughest marathons and obstacle courses. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. Students will learn fractions while engaged in reading high-interest content. The glossary, index, and table of contents will further understanding of reading and math concepts, and the full-color images, practice problems, and math graphs and charts...