A teaching aid for teaching a user how to tell time. The teaching aid includes a clock assembly comprising a face member and a plurality of arm members. The arm members is rotatably coupled to the face member of the clock assembly whereby the arm members are designed for indicating a time to the user when the arm members are rotated with respect to the face member. A clockwork assembly is operationally coupled to the arm members. The clockwork assembly is for rotating the arm members with respect to the face member for indicating the time of day. A stimulus assembly is operationally coupled to the clockwork assembly whereby the stimulus assembly is designed for providing audio and visual stimulus to the user to indicate the time.