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.

A lo largo de la historia de Estados Unidos, siempre ha habido mujeres que han alzado sus voces para protestar por la injusticia, aun cuando tuvieron que luchar para ser escuchadas. A principio de 2017, la postura de la Senadora Elizabeth Warren, al negarse a ser silenciada durante un debate en el Senado, provocó un espontáneo homenaje a todas las mujeres que han perseverado ante la adversidad. En este libro, Chelsea Clinton rinde homenaje a trece mujeres americanas que contribuyeron a forjar los ideales de nuestro país gracias a su tenacidad, a veces alzando sus voces en señal de...

An award-winning first glimpse into the diverse natural world of mammals. This addition to the acclaimed About... series explains to children in simple, easy-to-understand language what mammals are, what they eat, and where they live. Beautifully detailed, realistic paintings by wildlife illustrator John Sill introduce readers to the huge variety of mammals, from the tiny white-footed deermouse to the large American bison. An afterword provides more details about the animals featured in the book. Parents and pre-school and primary-grade teachers will find this an attractive choice for...

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.

A picture-book biography of St. Pedro Claver (d. 1654), a Spanish Jesuit missionary to the New World, who is the patron saint of slaves.