How to differntiate instruction (Adapted from chapter 3 of powerful lesson planning models )  The art of 1000 decisions 
Skowron, Janice 
 - Glenview, IL :  pearson Skylight  c2001 
 - 23, figure 3.6. p.  ; illus. ; (np) ;  21 cm. 
<br/><br/><label>ISBN: </label>1575174952 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instructional systems - - - Design. Lesson planning.--c2001--IL--pbk.