The Cell Phone modeling task centers on a Fermi real-world estimation question. The task and rubric can be used at different grade levels to focus on the modeling process and classroom community.
Bliss, K. M., Fowler, K. R., & Galluzzo, B. J. (2014). Math modeling: Getting started and getting solutions. Society for Industrial and Applied Mathematics.
Bliss, K. M., Fowler, K. R., & Galluzzo, B. J. (2014). Math modeling: Getting started and getting solutions. Society for Industrial and Applied Mathematics.)| false
Brave, K. L., & Miller, J. (2022). Using Fermi questions to foster community. Mathematics Teacher: Learning and Teaching PK-12, 115(11), 801–807. https://doi.org/10.5951/MTLT.2022.0002
Brave, K. L., & Miller, J. (2022). Using Fermi questions to foster community. Mathematics Teacher: Learning and Teaching PK-12, 115(11), 801–807. https://doi.org/10.5951/MTLT.2022.0002)| false
Cirillo, M., Pelesko, J. A., Felton-Koestler, M. D., & Rubel, L. (2016). Perspectives on modeling in school mathematics. In C. R.Hirsch & A.Roth McDuffie (Eds.), Annual perspectives in mathematics education: Mathematical modeling and modeling mathematics (pp. 3–16). National Council of Teachers of Mathematics.
Cirillo, M., Pelesko, J. A., Felton-Koestler, M. D., & Rubel, L. (2016). Perspectives on modeling in school mathematics. In C. R.Hirsch & A.Roth McDuffie (Eds.), Annual perspectives in mathematics education: Mathematical modeling and modeling mathematics (pp. 3–16). National Council of Teachers of Mathematics.)| false
Common Core Standards Writing Team. (2013). Progressions documents for the Common Core Standards for Mathematics. Modeling: High school. Institute for Mathematics and Education, University of Arizona. https://achievethecore.org/page/254/progressions-documents-for-the-common-core-state-standards-for-mathematics)| false
Kenyon, G. C. (2008). How many piano tuners are in our city?Mathematics Teaching in the Middle School, 14(5), 280–283. https://doi.org/10.5951/MTMS.14.5.0280
Kenyon, G. C. (2008). How many piano tuners are in our city?Mathematics Teaching in the Middle School, 14(5), 280–283. https://doi.org/10.5951/MTMS.14.5.0280)| false
Lesh, R., & Yoon, C. (2007). What is distinctive in (our views about) models and modeling perspectives on mathematics problem solving, learning, and teaching? In W.Blum, P. L.Galbraith, H.-V.Henn, & M.Niss (Eds.), Modelling and applications in mathematics education: The 14th ICMI study (pp. 161–170). Springer.
Lesh, R., & Yoon, C. (2007). What is distinctive in (our views about) models and modeling perspectives on mathematics problem solving, learning, and teaching? In W.Blum, P. L.Galbraith, H.-V.Henn, & M.Niss (Eds.), Modelling and applications in mathematics education: The 14th ICMI study (pp. 161–170). Springer.)| false
National Governors Association Center for Best Practices & Council of Chief State School Officers. (2010). Common core state standards for mathematics. https://thecorestandards.org/math
National Governors Association Center for Best Practices & Council of Chief State School Officers. (2010). Common core state standards for mathematics. https://thecorestandards.org/math)| false
Pollak, H. O. (2003). A history of the teaching of modeling. In G. M. A.Stanic & J.Kilpatrick (Eds.), A history of school mathematics (pp. 647–669). National Council of Teachers of Mathematics.
Pollak, H. O. (2003). A history of the teaching of modeling. In G. M. A.Stanic & J.Kilpatrick (Eds.), A history of school mathematics (pp. 647–669). National Council of Teachers of Mathematics.)| false
Taggert, G. L., Adams, P. E., Eltze, E., Heinrichs, J., Hohman, J., & HickmanK. (2007). Fermi questions. Mathematics Teaching in the Middle School, 13(3), 164–167. https://doi.org/10.5951/MTMS.13.3.0164
Taggert, G. L., Adams, P. E., Eltze, E., Heinrichs, J., Hohman, J., & HickmanK. (2007). Fermi questions. Mathematics Teaching in the Middle School, 13(3), 164–167. https://doi.org/10.5951/MTMS.13.3.0164)| false
United Nations. (n.d.). World population to reach 8 billion on 15 November 2022. United Nations. https://www.un.org/en/desa/world-population-reach-8-billion-15-november-2022)| false