SayCraft Blog
Guides for turning ideas into working products.
Featured guide
Software Cost Estimation: Methods, Breakdown, and Example
Estimate software cost with analogous, parametric, and bottom-up methods, a transparent work breakdown, uncertainty ranges, and a practical example.
Read the guideLatest articles
First-Click Testing: A Worked Study, Results Table, and Test Script
Plan a first-click study without leading participants, score multiple valid routes, interpret a complete example dataset, and write a defensible design decision.
Cognitive Walkthrough: A Complete First-Use Example and Recording Template
Follow a library-renewal task through a cognitive walkthrough, explain each predicted difficulty, and turn the findings into specific interface changes and research questions.
Card Sorting vs Tree Testing: A Worked Navigation Example
Choose the right method with a complete community-center example: content cards, navigation trees, neutral tasks, sample results, and a reusable study sheet.
Heuristic Evaluation: A Worked Example and Issue Report Template
Inspect a workshop booking flow, write reproducible findings, justify severity, and verify a repair. Includes filled issue records and a reusable report template.
Service Blueprint Example: Find and Fix a Broken Booking Handoff
Map a bike-service booking across customer, frontstage, backstage, and support work. Includes a complete blueprint, failure repair, and a reusable template.
Task Analysis in UX: Turn a Rejected Expense Claim into a Better Workflow
Follow an expense reimbursement task from observation to hierarchy, decision rules, interface changes, and acceptance checks. Includes a filled task-analysis template.
Assumption Mapping: Pick the First Risk to Test in a Booking Product
Build an assumption map for camera rental, rank risks by evidence and consequence, and turn the highest-risk assumption into a concrete test and decision.
Opportunity Solution Tree: A Worked Example from Outcome to Test
Build a usable opportunity solution tree with a measurable outcome, evidence-linked needs, competing solutions, and a test that changes the next decision.
Fake Door Testing: Design the Screens, Count Interest, Decide What Comes Next
A complete PDF-export fake-door example with interface copy, event definitions, denominator rules, a worked result, and a reusable decision brief.
Wizard of Oz Testing: An Operator Script You Can Actually Run
Test a proposed assistant with a human operator. Includes a bounded library scenario, response rules, session log, and a decision about what to build next.
Low Fidelity vs High Fidelity: Decide What Your Prototype Must Make Real
Use a pending-appointment example to choose visual, content, and interaction fidelity. Includes a fidelity budget, test script, and upgrade criteria.
Paper Prototyping: A Printable Screen Set and a Complete Test Run
Run a paper-prototype test with screen cards, facilitator wording, transition rules, and a filled observation example. Learn from Mozilla’s design iterations.
