Hibernación (Hibernation)

La importancia de obedecer las reglas queda graficada en cualquiera de los miles de ejemplos de niños que, por desobedecerlas, sufrieron un grave accidente que les ha significado la amputación de una extremidad u órgano interno vital, sin el cual ya no pueden seguir haciendo su vida en forma normal. Todo cuerpo de normas, busca proteger la integridad física y sicológica de quienes nos regimos por ellas y, en la sociedad actual, todos debemos obedecer algunas órdenes y reglas para mejorar la convivencia. Este libro busca solucionar todas las dudas que se tengan sobre cómo acatar las...

Simple text introduces how different objects move, in different patterns and in different speeds, when pushed or pulled.

Finally, a beginning science book that really addresses the needs and interests of the very young child. Since we all eat, we all must poop. It is this basic message that this wonderful book presents in a form that is both humorous and informative.

Explore the science in everyday life with these simple step-by-step experiments to do around the home. Each activity takes a complex scientific concept and makes it easy for kids to understand. Young scientists will enjoy discovering the science behind the simple phenomena all around them.

Think there's just one fairy tale with a girl who meets danger in disguise? Think again! Cultures all around the world have their own Little Red Riding Hood stories. Visit Germany, Italy, and Taiwan, and find out whose "sick grandmother" is a tiger, and who is saved not by a "kind hunter" but by a talking river. Fully translated Spanish text.

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.