La carrera para colonizar el Nuevo Mundo (Racing to Colonize the New World)

What does the phrase "once in a blue moon" refer to? What is the difference between a waning gibbous moon and a waning crescent moon? What is the atmosphere on the Moon like? How does the Moon create tides? Students will learn the answers to these questions and more as they read all about the Moon! This nonfiction Spanish book introduces students to important scientific concepts and vocabulary as they are engaged in reading. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and national standards, the fun lab activity...

When President Thomas Jefferson bought the Louisiana Territory from cash-strapped France in 1803, he doubled the size of the United States without really knowing what he was getting. He dispatched Meriwether Lewis and William Clark and their Corps of Discovery to explore a territory that would include part or all of fifteen future states and to seek a water route to the West Coast. Westward expansion began immediately, all for the bargain price of 15 million dollars. This book richly explores this fascinating part of history.

The idea of the Roaring '20s conjures up images of speakeasies, women with short, saucy hairdos, and hot jazz. Readers will learn about the historical events that define this decade, including the devastating war that preceded it. An explanation about project-based learning will help readers understand how it can help them research their topic in unique and interesting ways. Constructive suggestions offer ideas for projects, while encouraging readers to take their studies in new and interesting directions.

La serie Cienciaenshorts nace para dar cabida a pequeños relatos que acercan al público de forma amena diferentes aspectos de la ciencia en formatos literarios. Obras menores solo en extensión. Se trata de una fórmula imaginativa que puso en marcha hace años nuestra editorial en forma de concurso, donde los autores de los relatos fueran científicos-escritores con voluntad de trasmitir con precisión conceptos científicos a la sociedad, de una manera comprensible para esta. El jurado del II Concurso de relatos científico-literarios "¿Te atreves...?" estuvo compuesto por: César de...

Molecules and atoms can take the form of a solid, a liquid, or a gas. Each state of matter has its own properties. Together, these three states of matter make up most everything in the universe! Learn all about mixtures and solutions with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms like solvent, polarity, compound, and solubility with this nonfiction book that is aligned to state and national standards. The leveled text supports students...