Acquisition of a concept: Effects of mode of instruction and length of exposure to biology examples John J. KoranMary Lou KoranPatricia Freeman Articles Pages: 357 - 366
Pictures, repetition, and young children’s oral prose learning1 Joel R. LevinBruce G. BenderAlan M. Lesgold Articles Pages: 367 - 380
Childreńs judgments of intentionality in moral dilemmas Grant StephensonDonald PowerMary Richardson Articles Pages: 381 - 390
Multivariable implications of an instructional innovation1 Lawrence FraleyErnest Vargas Articles Pages: 391 - 400
The importance of perceived task and type of presentation in student response to instructional television Kenneth J. Ksobiech Articles Pages: 401 - 412
A major treatise on aptitude-treatment interaction research John B. HaneyRichard E. ClarkW. Patrick Leonard Book Reviews Pages: 437 - 454