Standards for Mathemathical Practice
What are students doing?
What is the teacher doing?
Teacher probes for metacognitive understanding (Ask why?)
Teacher engages students to explore the practice/skill
Teacher provides a learning environment that facilitates discussion and investigation
Could be multiple levels- for middle school, could create charts and graphs
for high school, could use systems of equations to solve and for AFM, could use piece-wise functions to solve/explain.