Nuestro presupuesto de clase: Comprobar tu trabajo (Our Class Budget: Checking Your Work)

You don't have to live in Europe to be a soccer aficionado. Known as "football" to most people, soccer is a game of speed, skill, and intricate teamwork. Among the many inspirational athletes who make soccer such an exciting sport, few compare to Lionel Messi, the renowned professional footballer from Argentina. Messi's record-breaking skills on the field have earned him the adoration of soccer fans across the globe. In this biography, readers will be exposed to one of the greatest soccer players of all time: a man whose life story is just as thrilling as his incredible ability to score goals.

For ages, the idea of machines that think and act on their own has gripped scientists, thinkers, and the general public. This book explores the history of artificial intelligence (A.I.), and how science fiction is quickly becoming science fact. It examines the technologies involved in A.I. and its inevitable effects on work, life, health, and many other aspects of human society. Rooted in history and science, this book provides an inside look at a topic that captivates engineers, scientists, and dreamers, but also raises important ethical issues and challenges how we see ourselves and our...

Meet six women who did great things. They were leaders in politics, civil rights, healthcare, science, and sports. They helped and inspired others. All of them followed their dreams. Discover the journeys they took. This inspiring Spanish book introduces second grade students to the lives of notable women including Marie Curie, Clara Barton, Wilma Rudolph, Rosa Parks, and more. Engaging images in conjunction with easy-to-read text and basic text features provide readers with an inviting reading and learning experience.

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about the U.S. Constitution, the Articles of Confederation, the Connecticut Compromise, and the Bill of Rights. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with...