Ross, Catherine Sheldrick. <br/><br/>
Triangles :  shapes in math, science and nature / 
written by Catherine Sheldrick Ross ; illustrated by Bill Slavin. 
 - Toronto :  Kids Can Press,  c1994. 
 - 64 p. :  col. ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/> Find out how shapes and their many forms function in nature architecture, physics and measurement. 
<br/><br/> 5  5-9 
<br/><br/><label>ISBN: </label>1550741942  $15.45 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Triangle--Juvenile literature.<br/>Triangle.<br/>Triangle
<br/><br/><label>LC Class. No.: </label>QA482  / R67 1994 
<br/><br/><label>Dewey Class. No.: </label>516/.15