This study examined how scaffolds and student achievement levels influence inquiry and performance in a problem-based learning environment. The scaffolds were embedded within a hypermedia program that placed students at the center of a problem in which they were trying to become the youngest person to fly around the world in a balloon. One-hundred…

Discusses problem solving, problem-based learning, and collaborative learning, and describes a university study that investigated the effects of individual Web-based learning versus computer-mediated collaborative Web-based learning and ability grouping on learner performance in solving ill-defined problems. Considers time on task, participant…

This article reports on a case study conducted to examine the instructional strategies utilized, teacher and student attitudes, and student achievement when a sixth-grade teacher and her 19 students implemented a hypermedia, problem-based learning unit. Results revealed that the teacher used questioning, peer support, group and individual…