Participants' Mean Ratings of Overall Task Difficulty and Satisfaction, by Cognitive Complexity Level:

Overall summative evaluations show that only evaluate tasks were considered more than somewhat difficult, with create tasks being rated as the easiest.

Overall summative evaluations show that users engaged in evaluate tasks were the least satisfied with their solutions, analyse the most.

Overall summative evaluations show that users engaged in understand tasks were the most satisfied with their search strategy, create the least.