These five study guides, available for each book in the Wonders of Creation series, are comprehensive and invaluable for teaching settings. With terms, short an

Since the dawn of humankind, people have looked upward to the heavens and tried to understand them. This encyclopedia takes you on an expedition through time an

A treasury of 125 archival articles covers more than a century of scientific breakthroughs, setbacks and mysteries and includes pieces by Pulitzer Prize-winning

Superb full-color photographs of scientific instruments, experiments, and innovative 3-D models reveal the discoveries and research that have transformed our un

Published in 1932, this collection of translated excerpts on ancient astronomy was prepared by Sir Thomas Little Heath (1861-1940).