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Series |
Crafty inventions Bailey, Gerry, 1945- Crafty inventions. ^A668733
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Contents |
Astrolabe -- Early astronomy -- Spinning wheel -- Wheel and axle -- Rudder -- Balanced forces -- Glass window -- Melting points -- Compass -- Earth's magnetism -- Abacus beads -- Number systems -- Camera obscura -- Reflecting light -- Kite-flying -- Wind energy -- Furnace -- Making heat -- Stained glass -- Light and colour -- Tools and materials. |
Abstract |
Describes various products and explains how they were developed. |
Bibliography note | Includes index. |
LCCN | 2004024425 |
ISBN | 1404810390 |
Stock number | 1239687 QBI |