How I used to help students vs. What I do now
TEDxMileHigh
How to Ask the Right Questions by Patricia E. Blosser
Questioning & Discussion by Trowbridge, ByBee, and Powell
Open and Closed Questions for Teachers
Revised Bloom's Taxonomy
Fink's Taxonomy of Significant Learning
Fink's Self-Directed Guide to Designing Courses for Significant Learning