Amigos en la escuela

In this stimulating, Spanish-translated nonfiction book, readers will discover the various types of friction--including rolling friction, sliding friction, fluid friction, and static friction--and the huge impact it has on nature, machines, and our lives. In addition, readers are encouraged to perform basic experiments to assist in the understanding of friction, kinetic energy, and water resistance. With real-life examples, colorful images, accommodating graphs and charts, and informational text, this title will inspire and engage children.

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.

When her mother was worn out from caring for her five sisters, her father gave her lessons in brushwork and color. When polio kept her bedridden for nine months, drawing saved her from boredom. When a bus accident left her in unimaginable agony, her paintings expressed her pain and depression - and eventually, her joys and her loves. Over and over again, Frida Kahlo turned the challenges of her life into art. Now Jonah Winter and Ana Juan have drawn on both the art and the life to create a playful, insightful tribute to one of the twentieth century's most influential artists. Viva Frida!

Nacida en Skopje (Albania), la Madre Teresa de Calcuta desarroll buena parte de su obra en la India, asistiendo a los pobres y enfermos de ese superpoblado pas. Aunque de aspecto fsico insignificante, esta mujer encarn algunos de los ms altos valores que dignifican al ser humano: compasin, generosidad, solidaridad, respeto por las creencias de los dems, alegra y esperanza; y ello por encima de sus profundas creencias religiosas personales, que le proporcionaron la fe y el vigor necesarios para acometer una de las obras sociales ms dignas de admiracin del siglo XX. En contra de su voluntad, en ...