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Fail-Fast Prototyping

TTool · Fail-Fast Prototyping

By , Editor · · What’s Next

You're building something too polished to abandon. The sunk cost is already shaping decisions. You need to learn faster with less at stake.

Fail-Fast Prototyping is IDEO's approach of creating multiple rough prototypes simultaneously to learn quickly through iteration. You build just enough to test a specific assumption, run the test, and iterate — never investing more craft than the question demands.

A four-step horizontal flow numbered 01 to 04, labelled stimulus, reaction, signal, and decision, each with a short note, such as a mock or sketch and what real people do or ignore.
Method visual — Fail-Fast Prototyping
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