Problem-Based Learning (PBL) describes a learning environment in which problems drive the learning; that is, learning begins with a problem to be solved and the problem is posed in such a way that students need to gain new knowledge before they can solve it. This ERIC Digest discusses many aspects of PBL including a brief history, implementing…

Cognitive learning related to the environment has typically been subsumed as a part of instruction in the more traditional areas of the secondary school curriculum, in particular in science and/or social studies classes. This digest contains a review of a number of studies dealing with cognitive learning in the environment, investigating the…