Manuals / Product Thinking / Chapter 4

B · Learning · intermediate · Week 2 · Chapter 4 of 9

Discovery lite

Before building big, reduce risk: value, usability, feasibility, viability. Small tests beat big debates.

Path progress
39%

Step 1 of 2

Assumption map

List what must be true. Rank by risk × ignorance.

Assumption mapDrag stickies · tap for tips
Study mapDrag stickies · tap for tipsKeep it shortdrag · tap →Name the waitdrag · tap →Scope locatorsdrag · tap →Trace when stuckdrag · tap →One browser firstdrag · tap →Isolate statedrag · tap →Assert the UIdrag · tap →Retry wiselydrag · tap →Seed datadrag · tap →Close the loopdrag · tap →Keep it shortdrag · tap →Name the waitdrag · tap →Scope locatorsdrag · tap →Trace when stuckdrag · tap →One browser firstdrag · tap →Isolate statedrag · tap →Pathwise hackdrag · tap →Assumption mapdrag · tap →Try thisdrag · tap →Follow the dashed drag · tap →

Do this now

Map 8 assumptions. Circle the top 2 to test this week.

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Chapter learning outcomes
  • Risk types
  • Assumption mapping
  • Cheap experiments

Clear these before you leave

Side quest

Run it

Execute the experiment. Write what you learned in half a page.