PennController for IBEX › Forums › Support › How to add a "come back" button to the practice trial › Reply To: How to add a "come back" button to the practice trial
September 10, 2021 at 10:14 pm
#7249
![](https://www.pcibex.net/wp-content/uploads/2018/10/IMG_8365-e1540835663655-150x150.jpg)
Keymaster
Hello,
If you don’t mind the progress bar widening as the participant goes back in the sequence, since PennController 2.0 you can do this:
newButton("come back")
.callback( jump("practice trial") , end() )
.print()
(that’s assuming your practice trial is literally labeled practice trial
)
Jeremy