On average, students who received Visualizing and Verbalizing® instruction achieved significant improvements in areas associated with language comprehension. Our Comprehension Only student population represents about 25% of our total Learning Center population. They made large (statistically significant) standard score changes on two of the three measures. Additionally, the 22-point percentile increase in Written Language Comprehension puts these students well within the normal range (25th– 75th percentile).
Results of Students Who Received Comprehension Instruction Only
Year: Jan. 2008 – Sept. 2021
Number of Students: 5,882
Average Age: 12.4
Average Hours of Instruction: 102.9
Lindamood-Bell Instruction Implemented: Visualizing and Verbalizing