University of Minnesota's Classroom Assessment/Activities Techniques - CATs
University of Michigan's How can you incorporate active learning into your classroom?
North Carolina State University's Active Learning Tutorial & Active Learning Quiz
Georgetown University's Active Learning
Vanderbilt University's Active Learning in Hybrid and Physically Distanced Classrooms
Georgetown University's Classroom Assessment Techniques
Boston University's Getting Feedback from Students
Indiana University's Active Learning Classroom Observation Tool (ALCOT)