Students completed full lesson. No control over pacing or amount. Mastery learning principles used. Students continuously advised of progress and permitted to determine if reteaching or examples needed. Students free to move from lesson to lesson after each tutorial session.
Students follow a linear path through the lesson.
No option for controlling sequence of lesson. No imposed decision for remediation provided. Students followed a predetermined path deemed best by experts. Students controlled path through lesson. Given advice on recommended sequence, but sequence selection was their own.