Illustrated book showing that there are few degrees of separation between mathematics and topics that provoke interesting conversations.

Approximately fifty articles that were published in The Mathematical Intelligencer during its first eighteen years. The selection demonstrates the wide variety

Describes five practices for productive mathematics discussions, including anticipating, monitoring, selecting, sequencing, and connecting.

Comprises Multicolor Problems, dealing with map-coloring problems; Problems in the Theory of Numbers, an elementary introduction to algebraic number theory; Ran

Math teachers know the first step to meaningful mathematics discussions is to ask students to share how they solved a problem and make their thinking visible; h