Metrics question
Design an accessible and user-friendly spice rack for individuals who are blind.
- Metrics
- Hard
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What this question tests
Product design for a physical, low-tech accessibility problem, requiring a genuinely tactile or audio solution rather than a visual one.
How to approach it
- Note this reads as a product design problem despite its label, and confirm scope: a home kitchen spice rack for blind or low-vision users.
- Segment users: fully blind users needing tactile or audio identification, and low-vision users who might benefit from high-contrast large print.
- Identify the pain point: standard spice jars are visually distinguished only by small printed labels, unreliable to identify by touch or smell.
- Prioritize a tactile-first solution, since it works independently of lighting or sighted assistance, unlike an app requiring a phone.
- Design the solution: raised braille or tactile-symbol labels on jar lids, paired with a consistent, memorable jar arrangement system.
- Define success: time to correctly identify a specific spice and reduction in misidentification, tested with real blind users.
What a strong answer includes
- Explicitly notes and works around the odd type label on the question, showing good judgment rather than being thrown off by it.
- Chooses a tactile-first solution over a tech-dependent one, recognizing reliability without a phone is more genuinely accessible.
- Considers both fully blind and low-vision needs rather than assuming one solution fits all.
- Proposes testing with real blind users and measuring identification time, grounding success in actual usability.
Common mistakes
- Proposing a phone-app-based solution as the primary fix, adding an unnecessary dependency for a simple physical task.
- Treating all visually impaired users as having identical needs.
- Not validating the design with actual blind users before considering it successful.
Likely follow-up questions
- How would you handle spice rack organization for a shared household with sighted family members?
- How would you make the tactile labeling system affordable and easy to apply at home?
- How would you test whether the labeling system is genuinely usable, not just theoretically accessible?
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Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 9: Prove it paid off: outcomes, economics, and pricing
- Chapter 2: Data fluency: SQL, logs, and reading the truth yourself
- Chapter 14: Get the job: the AI PM interview loop