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| Criterion |  Product Discovery Context Canvas |  Innovation Round Robin Brainstorming |  Innovation How Might We |  Innovation Reverse Brainstorming |
|---|---|---|---|---|
Purposedifferent | When an environment of users, systems, and constraints is hard to grasp, it puts the context compactly on the table. It creates a clear reading of influence, boundary, and dependency. | With unevenly distributed speaking time, the method brings every person into the contribution one after another. It prevents early voices from setting the direction while still producing a shared idea space. This makes participation plannable and the team's diversity visible. | With a stuck problem carrying many implicit assumptions, the method translates observations into open, workable questions. It sharpens the problem frame without pre-thinking the solution, turning frustration or fuzziness into a search space with clear direction. | For persistent errors or blockages, the method shifts the view to the opposite of the desired effect. It exposes the mechanics of failure and makes hidden causes easier to grasp. This makes improvement more concrete and the problem clearer. |
Complexitysame | Low | Low | Low | Low |
Timedifferent | 45-90 min | 20-45 min | 30–45 min | 30-60 min |
Participantsdifferent | 3-10 | 4-10 | 1-10 | 3-12 |
Formatdifferent | Workshop | Workshop | Workshop + async | Workshop |
Outputdifferent | Context canvas, Open questions, Shared context notes | Idea List, Cluster, Shortlist | HMW Questions, Challenge Framing, Idea Prompts | Reverse Ideas, Risk Themes, Solution Ideas |
Tagsno overlap | ContextFramingRequirementsCanvas | BrainstormingIdeationFacilitationInclusionCreativity | FramingOpportunityIdeationQuestions | BrainstormingIdeationCreativityRisk |