Testing means letting people experience the thing you’ve made, by using it or going through it, while you observe and then ask them about their experience. It doesn’t mean making a scale model of a scene or product and explaining it to people before asking their opinion. Who can really experience something by walking their fingers through it like Barbie legs? And it doesn’t mean piloting a finished idea.
Good prototyping takes a bit of lateral thinking, some knowledge of running scientific experiments, and the child-like ability to quickly build something out of cheap stuff and let your imagination fill in the gaps.
Stanford’s d.school provides a good prototyping tip-sheet. Plus, this author recommends two simple rules of thumb for successful prototypes:
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