Formació del Sistema Disseny Barcelona (1914-2014), un camí de modernitat, La. Assaigs d'història local

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.

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

A look at animal and human cells, and the internal structures that allow them to obtain energy, get rid of wastes, grow, and reproduce"

Ilustrada a todo color, incluye 365 historias que van desde “La serpiente astuta” hasta “el arco iris”, desde “Desastre en Egipto” hasta “Jonas en el mar”, o “Jesús y los niños”. Cada historia es presentada en un lenguaje vibrante y fácilmente comprensible. También se incluye mapar y dibujos de los tiempos bíblicos. Illustrated in full color, this Bible includes 365 stories from “The Cunning Snake” to “Jesus and the Little Children”, and is retold in vibrant and easily understandable language. Also iIncluded ares maps and pictures of Bible times.