The Common Core State Standards call for students to “make conjectures and build a logical progression of statements to explore the truth of their conjectures . . . analyze situations by breaking them into cases . . . recognize and use counterexamples . . . justify their conclusions.” What better way to develop these skills than with the puzzles of Raymond Smullyan?

Presentation Format: General Interest / All Audiences Session
Grade Band Audience: General Interest/All Audiences