Ziegler, Esther. <br/><br/>
Preventing interference :  reordering complexity in the learning new concepts / 
Esther Ziegler, Peter A. Edelsbrunner, and Jon R. Star. 
 - Washington, DC ;   American Psychological Association ,   October 2019. 
 - Volume 111, pages 1202-1219 :  illustration ;  28 cm. 
<br/><br/> Journal of Educational Psychology, vol. 111, no. 7, pages 1202-1219, October 2019. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Concept formation.<br/>Instructional effectiveness.<br/>Problem solving.
<br/><br/><label>Dewey Class. No.: </label>DPer 370.15 J826 October-November 2019 v. 111 n. 7-8