Behavior Modification

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.

¡Embárcate en una aventura extraordinaria con Roblox! No importa si eres un novato o un experto robloxiano: esta guía es la compañera perfecta para triunfar en todas tus expediciones, tanto si tienes que escapar de una prisión de alta seguridad como evitar una fusión nuclear o luchar contra temibles bestias. Aquí encontrarás todo tipo de información, consejos y trucos, y hasta entrevistas con los creadores de los juegos.

This Spanish language edition of Yuyi Morales's Pura Belpré Award winner and New York Times Bestseller Dreamers is now available in paperback! Caldecott Honor artist and six-time Pura Belpré winner Yuyi Morales's gorgeous book Dreamers, and its Spanish language version Soñadores, are about making a home in a new place. Yuyi and her son Kelly's passage was not easy, and Yuyi did not speak any English at the time. But together, they found an unexpected, unbelievable place: the public library. There, book by book, they untangled the language of this strange new land, and learned to make their ...

From the largest cargo planes and passenger jets to the smallest of single-engine crafts, airplanes are modern marvels. But just how do people build planes and what keeps them safe in the air? This exciting book takes readers inside the hangars where bolts and metal are turned into winged creations ready to take people all around the world. Amazing photographs show the aircraft construction process step-by-step, while engaging text gives a strong technical explanation of the science at work during every flight in this innovative STEM book.

Una cuidada selección de chistes, acertijos y adivinanzas, a las que se le añaden trabalenguas, retahílas..., para que el pequeño lector de la casa aprenda mientras se divierte, además de desarrollar el ingenio y la imaginación. Con las soluciones a las a