Sonríe aunque te cueste

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...

Este libro ilustrado para niños tiene fotos y palabras relacionadas con la cara, el cuerpo humano, acciones, enseres domésticos, alimentos, animales, naturaleza, transportes, juguetes, ropa, formas y colores.s.

You've only got one day to spend at the carnival-how do you make the most of your time? Students will learn how to measure time while reading about a fun-filled day at a carnival! This fiction Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The challenging practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of...

¡Embárcate en una aventura extraordinaria con Roblox! No importa si eres un novato o un experto robloxiano: esta guía es la compañera perfecta para triunfar en todas tus expediciones, tanto si tienes que escapar de una prisión de alta seguridad como evitar una fusión nuclear o luchar contra temibles bestias. Aquí encontrarás todo tipo de información, consejos y trucos, y hasta entrevistas con los creadores de los juegos.