Stacking Cans: Abstracting from Computation

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Ordering and analyzing stacks of cans give students experience connecting computation and algebraic reasoning.

Contributor Notes

George J. Roy, roygj@mailbox.sc.edu, teaches middle school methods courses at the University of South Carolina (USC) in Columbia. He is interested in examining uses of technology in middle school mathematics classrooms and preservice teachers' development of mathematical content knowledge.

Farshid Safi, farshid.safi@ucf.edu, is an assistant professor of mathematics education at the University of Central Florida in Orlando. He focuses on developing teachers' conceptual understanding of K –grade 12 mathematics, as well as connecting essential topics in professional development through the use of multiple representations and technology.

LuAnn Graul, lgraul@lexrich5.org, teaches seventhgrade mathematics at Dutch Fork Middle School in Irmo, South Carolina. In addition to having taught middle school for twenty-three years, she has served as seventh-grade department head for four years. Her interests include fostering confident math students and algebraic developmental thinking.

(Corresponding author is Roy roygj@mailbox.sc.edu)(Corresponding author is Safi farshid.safi@ucf.edu)(Corresponding author is Graul lgraul@lexrich5.org)
Mathematics Teaching in the Middle School

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