Screen Time Is Not Forever/El tiempo de pantalla no es para siempre

What did people use to buy things before money was invented? Where is money made? Find out in this inviting book that informs readers about coins, paper money, the Federal Reserve, exchange rates, and checking accounts. Featuring a timeline of money's history, detailed photos, stimulating facts, clear, informational text, and a glossary that will assist in improving vocabulary, this Spanish-translated nonfiction title will keep readers engaged from cover to cover.

We use machines every day, but most of us don't understand how they work. When they break down, most of us have no idea how to fix them. Mechanics are the masters of machines. Readers learn that mechanics work on vehicles, including cars, boats, and buses. They use special tools to take them apart and fix what's wrong, and they use their experience and technology to diagnose problems. They often work long hours, sometimes in bad weather, to get us where we need to go. Your readers will see that mechanics keep our world moving and growing.

Esta es la segunda edición del best-seller eL efecto Leopi. Un libro, un manual, una autobiografía y una historia que parece de ciencia ficción, pero es real y funciona. Una guía que además de entretenerte, te llenará de técnicas, tips y herramientas para encontrar, conocer, atraer y conquistar a una pareja, para persuadir fácilmente a cualquier persona, y convencer en ventas, familia, amigos, etc. Todo con técnicas de carisma, seguridad, Programación Neurolingüística, Psicología y hasta comedia y actuación. Además de todo lo que viene en eL efecto Leopi, ahora agrégale todo...

Different colors are all around us, and this series explores what they look like and where they can be found. Students identify common colors from everyday life, such as red, blue, green, yellow, and how to describe them. They also learn to classify colors by examining what types of objects display each color. Consistently placed and leveled text helps to ensure subject matter is clearly understood.