Tú decides cómo acaba tu historia

The scientific method lists important steps in the process of conducting scientific study and research. With detailed images and fascinating sidebars, this nonfiction book explores the scientific method and scientific practices in depth, and introduces students to new concepts, vocabulary terms, and STEM topics. Aligned to state and national standards, the leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

La idea de escribir este libro surgió al leer una publicación que vi, hace ya un tiempo, en la que se hablaba de historia y se trataba de forma «científica», según el autor de dicha publicación. Este señor venía a decir que en la época del emperador Trajano se construyeron los primeros castillos de España..., la verdad es que me quedé “de piedra”, y sin palabras y casi sin aliento, pensar que un afamado historiador pudiese hacer esas afirmaciones y quedarse tan tranquilo, me dio que pensar en el sinfín de errores históricos que hemos dados por buenos y de los cuales...

Spanish language edition. This extraordinary counting book is full of astonishing illustrations and amazing facts about the fascinating world of insects. Once again, Jerry Pallotta's perfect blend of information and humor has created a favorite for children and adults.

Four alien youngsters make a pizza. They explain the colors of each ingredient they add to it. An alien Mom says they made a good lunch and is happy they took charge of making lunch.