El círculo

With simple examples that are easy to relate to, this basic review of some of the building blocks of economics will help readers easily grasp the concepts. With language that is conversational without being too casual, readers are engaged throughout as they learn about not only these basic concepts but how they fit into the whole economic scheme of things, such as where goods come from. Readers will learn about the three factors of production, as well as what happens when resources are lacking and how that influences the entire economy.

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.

Describes how the rig was built, how it stands out in the water, and how much drilling it does in a day.

¡Hola! Me llamo Lucía y vivo con mis padres, mi hermano pequeño y mi perro. ¡Me gusta jugar con mis amigos, practicar deporte e ir de vacaciones! También voy a la escuela y hago deberes, por supuesto... como la mayoría de niños. Esta es una pequeña historia dentro de una gran historia, la del mundo y su diversidad. De la mano de Lucía, descubriremos cómo es la vida de los niños de todos los rincones del planeta. ¡Una realidad con muchos colores representada con infografías y datos para que aprender sea muy visual y divertido!