The core routines are a set of seven or so routines that target different types of thinking from across the modules. These routines are easy to get started with and are commonly found in Visible Thinking teachers' toolkits. Try getting started with with one of these routines.
What Makes You Say That? Interpretation with justification routine
Think Puzzle Explore A routine that sets the stage for deeper inquiry
Think Pair Share A routine for active reasoning and explanation
Circle of Viewpoints A routine for exploring diverse perspectives
I used to Think... Now I think... A routine for reflecting on how and why our thinking has changed
See Think Wonder A routine for exploring works of art and other
Compass Points A routine for examining propositions