Learning While Playing: A Randomized Trial of Serious Games as a Tool for Word Mastery.

Objectives The aim of this study was to determine whether college students build their vocabularies by playing a serious game that incorporates principles of learning and memory. Design This study used a single-site, prospective, randomized trial with 2 branches: immediate and delayed treatment. Outcome measures were obtained after a 1-month intervention and, for the immediate group only, after a 1-month retention interval.