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.

What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.

Cartoons and text provide a humorous look at revolutions and revolutionaries around the world throughout history.

Teach students about the years of change and reform between World War I and World War II. With this Spanish-translated book, readers will learn about events such as the Harlem Renaissance, suffrage, the stock market crash on "Black Tuesday," and the Great Depression. Primary source documents and images, and other engaging features, aid students in understanding the social studies content.

Desde hace dieciséis años, Marnie convoca a sus 12 mejores amigas el primer lunes de diciembre para reunirse y comer galletas. Las reglas son sencillas: cada una de ellas debe traer trece galletas, una botella de vino y sus historias. Este año han pasado cosas realmente importantes y se necesitan más que nunca: la hija mayor de Marnie está sufriendo un embarazo de alto riesgo, y esta noche podrían saber cuál es el futuro de este bebé; el padre de Jennie tiene un affaire con su mejor amiga, y el marido de Rosie le ha dicho que no quiere tener hijos... 12 mujeres, 12 recetas, 12...