This study describes an evaluation of the Peer-Led Team Learning (PLTL) reform model in first-semester general chemistry. PLTL was implemented in place of one-third of the available lecture time, maintaining the same amount of structured class time under the reform. The evaluation demonstrates that classes implementing the PLTL reform at the…

Presented are studies which confirm the idea that factors related to the format, the order of items presented, and the presentation style can affect the impact of information and student recall. Discussed are dynamic presentations, enumerated items, impact and timing, pairing of items, data summaries, and information load. (CW)