Use this unique card matching system to improve literacy and numeracy skills. Smart Tray ® uses 2 types of cards – matching cards and question/answer cards. Students will have hours of fun, completing each activity and checking on the back of the Smart Tray ® to see if they have completed the task correctly by the pattern they have produced. Measures 10.6" x 0.4". Number tiles 1-10 included, Accelerator Card sets are sold separately.