- -50%
![Time Trapper Clock Time Trapper Clock](https://www.spectram.com/9486-large_default/time-trapper-clock.jpg)
Final Sale
A picture of a printed clock is shown in a rectangular frame showing an hour (say, 3:00). A spectator freely names any hour (say, 10:00). The performer passes the frame through a transparent cover and now the clock is seen to match the spectator's choice!