On average, students who received Visualizing and Verbalizing® instruction achieved significant improvements in comprehension. They made large (significant) standard score changes on three of the four measures. Additionally, the 16-point percentile increase in following Oral Directions put these students within the normal range (25th–75th percentile). Their pre- to posttest results were statistically significant on all measures.
Results of College-Aged Students Who Received Comprehension Instruction
Average Age: 19.8
Number of Students: 216
Average Hours of Instruction: 108.7
Lindamood-Bell Instruction Implemented: Visualizing and Verbalizing