Have been doodling on the back of a napkin this evening about edtech and its cost-benefit.
Let’s say a new technology is being introduced into your school, with the promise of “50% better learning for all”.
Let’s assume the following:
- your class has 25 students
- you teach them your lesson 4 hours a week for 30 weeks
- each hour each student progresses on average “1 unit of progress” which we’ll call 1P.