Nothing is submitted. Progress saves on this device, so a second sitting picks up where the first stopped. Tap any step number to open that step; a number lights up only for a step you have finished. iPad keeps the picture to fewer moving pieces so it stays smooth on a tablet; Computer draws a denser picture. Fill screen hides everything but the tool.
Your record
First answers only: a prediction answered wrong and then understood is the point of the tool, not a failure. Come back another day and run the module again; the second record is the one to trust.