Practice
12 scenarios, each built on a real artifact. Make the call, get scored, find out what you missed. No signup.
Critical Thinking & First Principles
Traffic but no signups
Rank what's wrong with the diagnosis before approving two weeks of work
Critical Thinking & First Principles
The claim with four citations
Say what the brief can and can't be used for on Thursday
Product Judgment
The launch memo that reads perfectly
Rank what's wrong with it as a decision document
Product Judgment
Two roadmap bets, one team
Commit to one bet and say what the other one costs
Product Judgment
Twelve interviews, zero findings
Say what this research actually established
Product Judgment
Ship it on forty users?
Make the launch call and say what the data can actually support
Product Judgment
The pilot with no way to fail
Mark it up so it could actually return a negative result
Product Judgment
The positioning that says nothing
Rewrite it using only what the customers actually said
Product Judgment
The AI analyst's pricing recommendation
Say whether this is decision-ready, and what you'd need
Working with AI: Delegation & Oversight
Automate it or keep it human
Adopt the agent workflow, modify it, or decline — and name the cost
Working with AI: Delegation & Oversight
Critique the agent's output
Say what the agent got wrong, and what it implies about the system
Working with AI: Delegation & Oversight
Two reviewers, three times the PRs
Make the call on review capacity and name the cost you're accepting