Reading with verbal directions does not supply enough information and must be supplemented with a demonstration.
The person understands that they are there to make something but will lack the ability to stick to the task without verbal prompting and demonstrations per action as they do not understand a series of steps.
The person required a demonstration of cutting a triangle and peeling the backing and then ironing on a piece, demonstrating one step at a time. They should be able manage the task with this level of support.