A 103-lesson curriculum that takes you from money basics to master-level strategy, paired with 16 calculators that turn every “what if?” into an answer in seconds. Two halves of the same craft: understand it, then pressure-test it.
Bite-sized cards
Each lesson breaks into discrete cards — an intro, a few concepts, then quick-check questions. No 20-minute wall of text. Click through, answer, move on. The next lesson unlocks when you pass the quiz.
10 modules · 103 lessons
The curriculum walks the full arc — from how compounding actually feels, to how a tax-loss harvest works, to how to size a portfolio in your 40s differently than in your 20s.
What-if, answered
Should I prepay the loan or invest? Can I actually afford that home? What does this 8% raise actually buy me? Every Playground tool turns a big decision into a chart you can read in a glance — and tweak until it makes sense.
Every tool, on tap
From compounding fundamentals to FIRE, debt, real estate, and lifestyle math — sixteen ready-to-run calculators, no spreadsheets required.
Learn explains the why
The curriculum builds the mental model. Why compounding feels slow and then sudden. Why your cash savings are silently shrinking. Why a high income is not the same as wealth. Without this, calculators are just numbers without meaning.
Playground proves it on your life
Take the concept and run it on your salary, your timeline, your goals. Numbers stop being abstract. Decisions stop feeling like guesses. Concept “compounding” becomes “if I add $200/month for 30 years at 8% I retire with $300K.”
Learn how it works, then prove it on your own numbers. The first 10 lessons and every Playground tool are free.
10 free lessons · All calculators free · Pro unlocks the full path