"An international team of specialists in Earth sciences has contributed to this book to ensure that it provides the latest scientific findings with the most recent environmental information. The Encyclopedia Of Earth is an absolute essential for any eager Earth explorer. The authors of this volume have done a fine service in bringing together so much beauty and understanding."
"Gazing into the night sky, children investigate our solar system, the universe, and major constellations. Star charts map the sky and help young astronomers navigate their way with the naked eye, binoculars, or telescopes. From Pluto to Pegasus, each entry examines a different heavenly body and answers the questions "how big and how far?" A special hand sky-measuring system that’s easy for kids to learn and use helps them understand sca ..."
"This is an introduction to the skies, covering our immediate Solar System - the sun, the moon and the planets - and beyond into deep space, the stars, galaxies and nebulae. Both historical and scientific aspects of astronomy are included, as well as a resources directory. From huge optical telescopes used by professional astronomers to the makeshift observatories of amateurs, the tools and techniques of skywatching are covered."