Desafíos matemáticos

In the last one hundred years, Earth’s average temperature has risen one full degree. That might not sound like much, but it affects Earth’s oceans, land, plants, and animals. Learn all about global warming, the carbon cycle, the greenhouse effect, and weather and climate with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. This nonfiction book introduces students to new concepts, vocabulary terms, and STEM topics. With detailed images and fascinating sidebars, the leveled text supports students reading at...

Learn about the amazing world of bugs in this gorgeously illustrated book packed with insect facts. Enter the kingdom of bugs and their close relatives for a magical journey through the forest floor, down into the deepest caves, and even across the open ocean. Insects, arachnids, worms, and mollusks are crawling across the pages of this colorful bug book, which combines gorgeous illustrations and photos to help young animal enthusiasts spot and learn all the main bug groups. From dancing bees to cartwheeling spiders, from butterfly athletes to the beetles that eat poo, they'll learn all about ...

Concebido con el objetivo de facilitar a los estudiosos de la materia y al público culto en general una información rigurosa y actualizada de los conceptos fundamentales impartidos en las distintas ramas de la Ciencia de la Literatura, este BREVE DICCIONA

Description Packed with action and full of the vehicles kids love most, Big Movers is tons of fun! Young readers are there as a front loader scoops piles of gravel for a new roadway, a wrecking ball demolishes and old building, and more. A chunky, movable piece on each vehicle makes reading this book an interactive adventure.