Some studies used experimental designs, including the use of random assignment, while others have been case studies. Some of the studies had a short timeline and have shown that students start reaping the benefits within a few weeks while others have been longitudinal and show that the benefits endure over years.

Several studies have been published in major peer-reviewed journals such as Science and the Proceedings of the National Academy of Sciences while others have been evaluated by the doctoral dissertation committees of students working towards their doctoral degrees.

Some of these schools use the products with students in a specific grade while others target English language learners, students receiving services for Special Education, students who did not score at the proficient level on their high stakes test, or students who are not succeeding in a typical school environment.

These studies demonstrate the effectiveness of the Fast ForWord products, which incorporate brain fitness exercises to improve reading skills, and the Reading Assistant software which targets fluency. They show the impact of the products on diverse populations and in a variety of settings.