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Booth, Julie L.; Oyer, Melissa H.; Pare-Blagoev, Juliana; Elliot, Andrew J.; Barbieri, Christina; Augustine, Adam; Koedinger, Kenneth R. – Grantee Submission, 2015
Math and science textbook chapters invariably supply students with sets of problems to solve, but this widely used approach is not optimal for learning; instead, more effective learning can be achieved when many problems to solve are replaced with correct and incorrect worked examples for students to study and explain. In the present study, the…
Descriptors: Algebra, Mathematics Instruction, Problem Solving, Prior Learning
Goldstein, Howard; Ziolkowski, Robyn A.; Bojczyk, Katherine E.; Marty, Ana; Schneider, Naomi; Harpring, Jayme; Haring, Christa D. – Grantee Submission, 2017
Purpose: This study investigated cumulative effects of language learning, specifically whether prior vocabulary knowledge or special education status moderated the effects of academic vocabulary instruction in high-poverty schools. Method: Effects of a supplemental intervention targeting academic vocabulary in first through third grades were…
Descriptors: Language Acquisition, Children, Low Income Groups, Comparative Analysis
Barbieri, Christina; Booth, Julie L. – Grantee Submission, 2016
Middle school algebra students (N = 125) randomly assigned within classroom to a Problem-solving control group, a Correct worked examples control group, or an Incorrect worked examples group, completed an experimental classroom study to assess the differential effects of incorrect examples versus the two control groups on students' algebra…
Descriptors: Middle School Students, Algebra, Secondary School Mathematics, Randomized Controlled Trials