Two field trials were conducted to test the effectiveness of instructional materials, which were presented on an Apple II Plus microcomputer interfaced with a videocassette recorder, in teaching mathematical skills to students who had not made normal progress in mathematics learning. In the first field trial, 58 experimental students from a high…

A 10-module computer-assisted instruction (CAI) program on study skills was field tested to determine its effectiveness with high school students, using 50 advanced seniors in a large Texas high school as subjects. The program consisted of a study skills pretest, the CAI modules, a notebook on study skills, and a posttest. The modules were…

The Rasch Model was used to define the word analysis skill variable and to develop, field test, and calibrate a corresponding test for grades 2-12: the Emory Word Analysis Skill Inventory (EWASI). Word analysis objectives focusing on content and hierarchical levels of difficulty were identified and field tested with 78 students, grades 2-12,…