Experimentos para todas las edades

A 2014 survey by the Substance Abuse and Mental Health Services Administration showed that 8.7 million youths ages twelve to twenty reported drinking alcohol beyond “just a few sips” in the previous month. Those who start drinking before age fifteen are five times more likely to become dependent on alcohol than those who begin at twenty-one. This resource shows young people how to help a friend who is abusing alcohol. It arms them with facts about alcohol, how it affects the teen mind and body, how to look for signs of a problem, and how to bring others on board to help.

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

Munif toma un oasis de Arabia y lo convierte en el espejo de sus habitantes. La novela es, en su conjunto, un retrato meticuloso y paciente de la sociedad beduina, y es una metáfora que muestra la revolución social, económica y política que siguió al descubrimiento del petróleo, la destrucción del equilibrio entre el hombre y la naturaleza, del choque entre los países árabes ricos y pobres, así como de la complicidad de Gran Bretaña y Estados Unidos para asegurar su influencia en la zona. La naturaleza y el ritmo de vida beduina van retirándose a la par que sus códigos morales,...

Este libro de lectura guiado de Nivel Uno examina cómo se celebra la Navidad. Los alumnos desarrollan su capacidad de lectura y reconocimiento de palabras mientras aprenden sobre los preparativos, las tradiciones y los festejos de la Navidad. This Level One guided reader examines how people celebrate Christmas. Students will develop word recognition and reading skills while learning about Christmas preparations, traditions, and celebrations.