# Tiling Pools

Use for CMP2 and CMP3, Problem 1.1 Tiling Pools

Students develop several equations to model a linear relationship. The focus is on students talking to each other about equivalent expressions and the implied understanding of equivalence.

The video concludes with the teacher reflecting on the student understandings during the lesson and how she uses that information to plan.

Real time was 1.5 class periods.

As you view the video, consider the following:

- What is the evidence of students’ understanding and reasoning? What prior understandings do you see students using or building upon?
- What is the evidence of students’ understanding and reasoning? What prior understandings do you see students using or building upon?
- What is the evidence of students’ use of the mathematical practices from the Common Core State Standards? To what extent are students growing in their sophistication of their use of the practices?
- Were there any “aha moments” in the video?
- How is the teacher facilitating the development of students’ understanding and reasoning?
- As a teacher, how would you use the information from this lesson to plan the next lesson?

Full Length (27:36) or Video Clips by Chapter (length varies)