Achievement Relocked

Playful Thinking

Achievement Relocked

Loss Aversion and Game Design

by Geoffrey Engelstein

152 pp., 5 x 8 in, 17 b&w photos

  • Hardcover
  • 9780262043533
  • Published: February 18, 2020

$30.00

  • eBook
  • 9780262357050
  • Published: January 24, 2020

$29.99