Interactive widgets
Sliders, races, step-throughs, and quizzes in every lesson. The idea moves when you move it.
Finance Lessons
Learn finance the way you learn to ride a bike
Next.js · TypeScript · Tailwind2026Alejandro Fernández Camello
A free, interactive learning platform with 46 courses and 315 lessons. No jargon assumed - start from absolute zero and climb to reading fund factsheets like a pro. Sliders, simulations, quizzes, and step-throughs in every lesson.
Finance Lessons in action
A real lesson: interactive widgets, step-throughs, and hands-on simulations.
bash
# # clone from GitHub
$ git clone https://github.com/alexfdez1010/finance-lessons.git
One ladder, no gaps
46 courses and 315 lessons built as a single dependency graph. Every course stands on the one below it.
46 courses
From zero to expert, each building on the last.
315 lessons
Short, interactive, with hands-on widgets in every one.
64+ hours
Comprehensive curriculum you can follow at your pace.
0 prerequisites
No ticker, no balance sheet, no jargon assumed.
Features
Everything you need to move from "I read that" to "I get that".
Dependency graph
Courses build on each other. No scattered explainers - one clear path from beginner to expert.
Real simulations
Run scenarios, see outcomes, and internalise how finance works by doing.
Bilingual
Full English and Spanish translations. Learn in your preferred language.
Free forever
No account, no ads, no paywall. Open source and built for the public.
Guided quizzes
Self-assessment at every step to make sure you actually understand before moving on.
Try it now
Visit the site, pick any course, and start learning. No signup needed.