Betty's Brain is an open-ended learning environment in which students learn about science topics by teaching a virtual agent named Betty through the construction of a visual causal map that represents the relevant science phenomena. The task is complex, and success requires the use of metacognitive strategies that support knowledge acquisition,…

This qualitative case study focused on the nature of science learning through open-ended problem solving with eighth graders. Discusses results of interviews and observation that suggested students only partially derived accurate mental models, and makes recommendations for improving student understanding in open-ended environments. (Contains 95…

Discusses self-regulation, learning to learn, and adaptive problem solving, and describes study of third, fifth, and eighth graders. The study investigated whether providing a model of self-regulating skills via teaching a computer to solve problems would increase the number tasks completed, and decrease the error and trial rate. (11 references)…