Gordon, Marshall, <br/><br/>
Enabling students in mathematics :  a three-dimensional perspective for teaching mathematics in grades 6-12  / 
Marshall Gordon. 
 - xvi, 147 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9783319254043  RM443.70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Middle school).