What technique uses positive reinforcement to increase student engagement in learning activities?

Using positive reinforcement to increase student engagement in learning activities is best exemplified by the implementation of token economies. Token economies are structured systems in which students earn tokens for displaying desired behaviors or completing specific tasks. These tokens can later be exchanged for a variety of rewards, which could include activities, privileges, or tangible items. The effectiveness of token economies lies in their ability to motivate students by providing immediate, tangible acknowledgment of positive behavior, thus enhancing engagement.

While edible rewards or treats could serve as positive reinforcers, they are typically not part of a systematic framework like token economies, and using food as a reward can lead to various complications, such as health concerns or issues with dependency on edible items for motivation. Behavior intervention plans may incorporate various strategies, including reinforcement, but they are broader in scope and may not focus specifically on student engagement. The extreme attention deficit strategy is not a recognized term in educational frameworks and wouldn't directly relate to enhancing engagement through positive reinforcement.

In summary, token economies stand out as a proven technique for leveraging positive reinforcement to increase student engagement in a structured and systematic way.