With 3 levels of play students of different ability levels can master important telling time skills. Forty-five durable dominoes cover hour, half hour, and quarter hour using clock faces, digital time, and written time. Features: Level 1 - hour & half-hour increments. Level 2 - 15-minute & 45-minute increments. Level 3 - combination of both levels. Analog, digital, & written times. 2-4 players.