Animales

There is growing concern over how we behave and interact online, from fighting, incivility, rudeness, and even criminal behaviors like cyberbullying, to simply adapting old forms of etiquette to a new landscape. This book, updated from an earlier resource, provides younger readers an introduction to this timely topic, a subject that they are both engaged in forming themselves as "digital natives," and one they also often require guidance in. It informs readers about the polite and productive use of social media networks and mobile platforms and discusses pressing issues of etiquette within...

Silenciosa y tímida, Marina es la cuarta de siete hermanos y siempre tiene la impresión de que en su casa no saben ni que existe. Un verano, su familia decide pasar las vacaciones en un pueblo remoto que, de tan tranquilo, es un completo aburrimiento. En ocasiones la vida ofrece una segunda oportunidad para superarse a si mismo. Una historia sobre el crecimiento personal y el valor para afrontar las dificultades de la vida.

This illustrated book shows how four lads from Liverpool came to form the most popular musical group ever...the Beatles! It explains the inspiration behind some of their biggest hits and offers insight into important events happening during the time. A timeline and a glossary are included.

What causes sound? How does sound travel? Sound begins when matter vibrates. Without this vibration sound could not move and nothing would make any noise. Starting with tiny molecules, this book explains the main concepts of sound and furthers understanding through a series of easy-to-do experiments that will appeal to readers of all ages.