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| Criterion |  Facilitation Timeline |  Facilitation Fishbowl Discussion |  Product Discovery MVP Test Matrix |  Product Discovery Experiment Canvas |
|---|---|---|---|---|
Purposedifferent | When a project, incident, or change process is only remembered in fragments, Timeline brings the sequence back into a readable form. It makes turning points, precursors, and after-effects recognizable over the course of time. | When a controversial topic needs depth and discipline at the same time, Fishbowl Discussion makes the structure of the conversation transparent. The format keeps the core small enough for real dialogue and open enough for controlled turnover. | When several minimal variants compete to answer the same question, it makes comparing and choosing between them cleaner. It separates problem, assumption, solution, and evidence. The result is captured as a Test Matrix and a Test Plan. | When experiments become unreadable after the fact, it arranges hypothesis, signal, and learning goal on a single canvas. It separates problem, assumption, solution, and evidence. The result is captured as a Completed Experiment Canvas and a Success Metric. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 30-90 min | 45-90 min | 45-75 min | 30-60 min |
Participantsdifferent | 2-12 | 8-80 | 2-8 | 1-5 |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop + async |
Outputdifferent | Timeline, Milestones, Insight Notes | Discussion Insights, Observed Tensions, Follow-up Questions | Test Matrix, Test Plan | Completed Experiment Canvas, Success Metric |
Tagsno overlap | TimelineFacilitationSequence | FacilitationDialogueLarge group | ExperimentsValidationDiscoveryOptions | ExperimentsValidationDiscoveryHypothesis |