Having taught in the large classroom setting for many years, I was able to see that most students would have excelled more rapidly if they had been able to receive additional one-on-one instruction. The curricula and the formats under which I taught only allowed for tutoring in after-school hours. For many students, this was not feasible due to other obligations, such as jobs and family commitments.

However, I have done enough one-on-one tutoring to see the benefits that students recei...