Skillsets is one of the 3 components of LD West's Framework for Ambitious Math Teaching.

Teaching Practices

NCTM's Principles to Action: 8 Effective Math Teaching Practices

Aguirre et al's The Impact of Identity in K-8 Mathematics: 5 Equity Based Teaching Practices

Discussion Techniques

TERC's Talk Moves

Smith and Stein's 5 Practices for Orchestrating Productive Math Discussions

NCTM Research Brief on the benefits of classroom discussion

NCTM Research Brief on strategies for classroom discussion

Hufford and Ackles' Levels of Discourse Rubric

Productive Groupwork

Edutopia: Group Work that Works

Edutopia: Not Just Group Work - Productive Group Work!

CPM's Study Team Strategies

Questioning Strategies

NCTM's The Art of Effective Questioning in Math

8 Ways to Pose Better Questions in math