This classrom center kit comes loaded with everything needed to teach and reinforce time. Each four-panel box is easy to set up and use, and contains manipulatives, activity cards and 32-page activity book that store in built-in pockets. Made of durable, easy-to-clean vinyl, each center folds flat for storage and carrying. Each center measures 16" L x 8" W x 20" H when set up. Includes: Clockwise Time Workbook Primary Time Teacher, 10 Write on/wipe-off clocks, Six 4" geared mini-clocks, Two sets of 24 time-telling puzzle cards (Annie Logg & Digits), Time Telling Card Game, Four clock-face stamps. Four-fold centers are made of washable vinyl & collapse for easy storage.