El cielo nocturno

This Ever Popular Subject Is Explained In Detail In This Wonderful Book. How The Earth Is Made From Rock, The Three Different Types Of Rock And How They Are Made And Where They Can Be Found. Talks About How Fossils Are Formed From Sediment And What Role That Plays In Helping Us Learn About Life Long Ago. Talks About How These Fossilized Plants And Animals Became The Fossil Fuels That Are So Important To Our Present And Future Life On Earth.

Examines prehistoric cave bears, including their biology, hunting techniques, and lifestyles. Discusses possible reasons for their extinction.

MANUAL FOR COMMUNITARIAN SOCIAL WORK - This book is a basic document for students and professionals of the different disciplines of Social Sciences related to community action: social workers, socio-cultural animators, social educators, psychologists, etc., who want to develop their professional activity in this collective ambience, professionals who believe in what they do and why they do it, and who are willing to accompany the community and its members in a process of change and growth.

¿Te gustaría saber cómo son las casas de los animales? ¿Siempre viven en los nidos y madrigueras que construyen o también aprovechan los sitios que les da la naturaleza? A Bruno y a su hermana Irene también les gustaría saber dónde viven y cómo son las casas de los animales. Acompáñalos en este viaje y descubre cómo es la casa del pájaro carpintero, o la de la abeja, o la del elefante? Incluye además una guía para padres con información adicional.

A biography discussing the life story of explorer Matthew Henson and his expedition to the North Pole with Robert Peary. Written in graphic-novel format.