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Bruder, Andrea; Kohler, Brynja R. – PRIMUS, 2020
Although modeling is an integral process in applied mathematics, students rarely encounter modeling opportunities in their calculus courses. We introduce a laboratory experience as a starting point for calculus students to investigate multivariable functions. A layered system of coffee and milk serves as a physical model for temperature gradients…
Descriptors: Calculus, Mathematics Instruction, Climate, Food
Iovino, Linda – 1991
In a high school writing workshop, students frequently would go through multiple essay drafts and conferences with the teacher and fellow students before realizing that their theses were incorrect. A teacher devised the "lexivision" to address this problem. Students used Venn diagrams, graphs, or flow charts to represent concepts in the…
Descriptors: Class Activities, Creativity, Critical Thinking, Graphs