Globos aerostáticos (Hot Air Balloons)

En el acuario (At the Aquarium) engages students in reading about aquariums as they learn how to calculate volume. Volume helps aquarium designers figure out everything from the shapes and sizes of tanks to how much water is needed to fill them. This nonfiction Spanish text includes mathematical charts to help students practice calculations. With a glossary, an index, and easy-to-read text, students will build their math and reading skills while they are engaged in reading high-interest content.

This book really measures up! It provides historical background and details about how length, distance, volume, weight, and time were measured in the past. An introduction to many of the necessary terms for a better understanding of measurement, such as scale, perimeter, and ruler is provided along with detailed photos and images to help the readers better comprehend the overall concept of measurement.

Un libro sonoro y con texturas para que los más pequeños conozcan los animales de granja. En cada doble página se presenta un animal; los niños y niñas lo podrán tocar y a la vez escuchar cuál es su sonido característico.

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...

Explains what mathematics is and how it feels to do math, and shows some basic mathematical concepts such as sorting and measuring.

CINCO CHICOS UNA BANDA MILLONES DE CODERS Pocas veces somos testigos del surgimiento de un fenómeno que traspase fronteras, y eso es en lo que Jos, Alan, Alonso, Bryan y Freddy se han convertido al dar vida a CD9. En este libro oficial, los chicos nos hablan de todo, desde el surgimiento del grupo, hasta sus más íntimos secretos, así como de sus familias, sueños, pérdidas y retos. Con fotografías exclusivas y testimonios que harán que cada coder atesore este libro por siempre.