Sundials: Their Theory and Construction
Have you every wanted to build a sundial or to understand how one works? Then you have probably been frustrated as you search vainly for help. Most books on the subject are either rare out-of-print works published centuries ago and available only in highly specialized collections, or highly complicated treatises whose information is hidden behind frightening arrays of involved formulas. But now your search is over. This book is designed to meet sundialing needs at either the simple or the sophisticated level.
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LibraryThing ReviewUser Review - Sundownr - www.librarything.com
The book explains the various methods (formulas and math) used through the ages to measure time, and some of the beautiful and extraordinary contraptions that were developed. The author shows how to ... Read full review
HOW SCIENCE WORKSUser Review - Kirkus
Subtitled 100 Ways Parents and Kids Can Share the Secrets of Science, this attractive collection is lamentably lacking in essential safety warnings. Although the introduction states that ``where adult ... Read full review