This problem scenario explores the analog clock, a rich source of tasks associated with angles and angle measures. The Cloud Clock problem is an opportunity for students to deepen their understanding of analog clocks, angles, and time and angle measurement. To access the full-size activity sheet, go to http://www.nctm.org/tcm, All Issues. Each month, this section of the Problem Solvers department showcases students' in-depth thinking and discusses the classroom results of using problems presented in previous issues of Teaching Children Mathematics.
Diana Farjou teaches grade 3 at Our Lady of Fatima School in Ontario, Canada. She enjoys learning new strategies to teach her students. She is always looking for ways to support each diverse learner in her class by offering rich tasks and instruction.