Problem-based learning (PBL) instruction tasks students with solving a real-world, relevant problem and provides a motivating context for learning science content. It also affords a natural opportunity for students to intentionally engage in a variety of engineering practices and components of engineering design if the problem scenario…

Students require experiences that reflect the difficult decision making found in the real world. A current and future challenge for today's students is understanding the balance between economic pressures and ensuring environmental conservation. Using problem-based learning (PBL) as a pedagogical vehicle, 10 groups of upper elementary students…