Gerdes, Paulus. <br/><br/>
Geometry from Africa :  mathematical and educational explorations. / 
Paulus Gerdes ; with a foreword by Arthur B. Powell. 
 - Washington, DC :  Mathematical Association of America,  c1999. 
 - xv, 210 p. :  ill. ;  22 cm. 
 - Classroom resource materials .
<br/><br/> Contents;<br/><br/>1. On geometrical ideas in Africa south of the Sahara<br/>Bibliography <br/><br/>2. From African designs to discovering the Pythagorean theorem <br/>1. From woven buttons to the theorem of Pythagoras <br/>2. From decorative designs with fourfold symmetry to Pythagoras <br/>3. From a widespread decorative motif to the discovery of Pythagoras' and Pappus' theorems <br/>4. From mat weaving patterns to Pythagoras, and latin and magic squares <br/><br/>3. Geometrical ideas in crafts and possibilities for their educational exploration <br/>1. Wall decoration and symmetries <br/>2. Rolling up mats <br/>3. Exploring rectangle constructions used in traditional house building <br/>4. A woven knot as a starting point <br/>5. Exploring a woven pyramid <br/>etc.<br/><br/>4. The 'Sona' sand drawing tradition and possibilities for its educational use <br/>Introduction: The Chokwe and their sand drawing tradition <br/>1. Some geometrical aspects of the sona sand drawing tradition <br/>2. Examples of mathematical-educational exploration of sona <br/>3. Excursion: Generation of Lunda-desings <br/><br/> 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780883857151 0883857154 
<br/><br/><label>LCCN: </label>99062794  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry--Study and teaching.<br/>Art in mathematics education.<br/>Decoration and ornament--Africa, Sub-Saharan.
<br/><br/><label>Dewey Class. No.: </label>516  / GER