La luz y sus efectos (Light and Its Effects)

Learn all about the law of conservation of mass 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 with this nonfiction book that explores the law of conservation of mass in detail. Aligned to state and national standards, this leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

Isa and Fer find out there's going to be a new baby in the family. Isa is delighted but Fer has mixed feelings.

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...

¿Sabes quién es el futbolista que más goles ha metido en la historia de la Liga española? ¿Y el portero que fue nombrado el mejor del mundo cinco años seguidos? ¿Quién crees que jugó su primer partido como profesional a los 15 años? ¿Y el jugador que además es cinturón negro de taekwondo? Todas estas cosas y muchas más se cuentan en este libro que habla de la vida, la carrera y las anécdotas de los futbolistas más famosos, para muchos los mejores del mundo, y de todas las épocas. Messi, Cristiano Ronaldo, Pelé, Maradona, Oblak, Iniesta y tantos otros te descubrirán secretos ...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...