Cómo funcionan las ruedas y los ejes

Storms are a fascinating topic and a great way to get young readers interested in science. This series uses simple text and dramatic, full-color photos to take students inside nature's powerful and deadly storms. Each book explains one kind of storm- what it looks like, how it forms, the damage it can do, and how people can protect themselves from danger.

Superando con creces el rotundo éxito de Cometas en el cielo más de seis millones de ejemplares vendidos en treinta idiomas la segunda novela de Khaled Hosseini saltó de inmediato al primer puesto en todos los países donde se ha publicado. Nueva demostración del asombroso instinto de gran narrador de que goza el autor, el libro cuenta la conmovedora historia de amistad entre dos mujeres afganas de orígenes muy dispares, cuyos destinos se entrelazan por obra del azar y de las convulsiones que ha sufrido Afganistán en los últimos treinta años. Hija ilegítima de un rico hombre de...

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.

This Book Talks About How Everyone Has Problems And How Most Problems Have Solutions. How It Is Important To Stop And Think, Get All The Facts , And Be Better Prepared To Solve A Problem When It Happens To Them. Complete K-5 Social Skills Collection. Paired With A Fiction Social Skills Title.

Daphne still visits her husband's family, even though their mansion brings back painful memories of her husband's death after a violent argument with his father. Eight years have gone by, but mystery of what really happened still haunts the family. Daphne turns to her brother-in-law, Dimitri, for support. When the two begin to feel attracted to one another, Daphne feels even more conflicted. Will she find the answers she is desperately seeking?