To foster students' meaningful learning of science, we designed and implemented a unit for five third-grade students that allowed them to understand Carbon Footprint (CF) in a public school in North Texas. The unit lasted seven weeks, where students identified the effects of distance traveled and packaging on the CF of certain consumable products.…

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…