Zero to interview-literate · ~2 weeks
Foundations Bootcamp
The non-negotiables: core probability reflexes, expectation, fast arithmetic, and your first markets. Do these in order, every later track assumes them.
- 1→
Sum of Seven
Easy
- 2→
At Least One Six
Easy
- 3→
Conditioned Die
Easy
- 4→
Two Red Cards
Easy
- 5→
Beat My Roll
Easy
- 6→
Price a Die Roll
Easy
- 7→
Flips to First Head
Easy
- 8→
Rolls to a Six
Easy
- 9→
Handshakes
Easy
- 10→
Counting Subsets
Easy
- 11→
47 × 53 in Two Seconds
Easy
- 12→
Squaring Numbers Ending in 5
Easy
- 13→
18% of 450, No Paper
Easy
- 14→
Rule of 72
Easy
- 15→
Run your first mental-math sprint
2-minute mode, get a baseline score on the board.
- 16→
The Two-Child Problem
Easy
- 17→
Monty Hall
Medium · Private
- 18→
What Does a Market Maker Do?
Easy
- 19→
Make Me a Market on a Die
Easy
- 20→
Finish a Market Maker session in the green
Positive total P&L over 5 rounds.
- 21→
Build a 3-day daily streak
The habit is the product. Three days proves it.