Paul Lockhart

The Whites of Their Eyes

The Drillmaster of Valley Forge

Firepower

Libérez les mathématiques !

La lamentation d'un mathématicien

The Drillmaster of Valley Forge : The Baron De Steuben and the Making of the American Army

Measurement

A Mathematician's Lament : How School Cheats Us Out of Our Most Fascinating and Imaginative Art Form

Firepower