Ritter, Steven <br/><br/>
Cognitive tutor: applied research in mathematics education.  [electronic resource] 

 -  Psychonomic bulletin & review  Apr 2007 
 - 249-55 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1069-9384 
<br/><br/><label>Standard No.: </label>10.3758/bf03194060  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cognition<br/>Curriculum<br/>Education<br/>Humans<br/>Learning<br/>Mathematics<br/>Teaching--methods