Since your request is a bit open-ended, here are three different ways to "come up with a piece" based on popular "WalkThru" interpretations: 1. The Classic "Walk Through Paper" Magic Trick
— Check for understanding and correct misconceptions. 3. A Digital "Smart Walk-Thru" WalkThru
If you are designing a digital user experience (like with WalkMe ), your "piece" should be a clear, actionable instruction set: Since your request is a bit open-ended, here