Kafai, Yasmin B., Connected Play : Tweens in a Virtual World / by Yasmin B. Kafai and Deborah A. Fields. - Cambridge: Mit Press; 2013. - xiii, 195 pages : illustrations ; ISBN: 9780262019934 (hardcover : alk. paper) Subjects--Topical Terms: Education--Simulation methods.Shared virtual environments.Educational games.Preteens--Recreation. Dewey Class. No.: 794.8 / KAF-C