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White, Joshua S.; Maskiewicz, April C. – American Biology Teacher, 2014
Using a design-based research approach, we developed a data-rich problem (DRP) set to improve student understanding of cellular respiration at the ecosystem level. The problem tasks engage students in data analysis to develop biological explanations. Several of the tasks and their implementation are described. Quantitative results suggest that…
Descriptors: Metabolism, Cytology, Molecular Biology, Data Analysis
Hsiao, Sheng-Che; Lin, Janet Mei-Chuen; Kang, Jiin-Cherng – Online Submission, 2011
A quasi-experiment was conducted at an elementary school to investigate if guided collaboration would facilitate programming learning of 6 graders. Sixty-six students of two intact classes learned to program in KPL (kid's programming language) for 18 weeks during the experiment. One class was randomly assigned to the control group (i.e.,…
Descriptors: Experimental Groups, Control Groups, Programming Languages, Achievement Tests