Courses
Pick a course. Follow the trail.
Both courses are free and step by step: read a short guide, try the live demo, check yourself with a quiz, then move on to the next part. Your progress is saved in your browser.
Free course
DSA for Beginners
Data structures & algorithms, visualised and made unforgettable.
4 guides · 39 min · step by step
- 1Big O Notation Explained Simply
- 2Stack vs Queue
- 3Binary Search Algorithm Explained
- 4Sorting Algorithms Explained
Free course
AI for Beginners
How today's AI tools really work, in plain English.
5 guides · 47 min · step by step
- 1What Is Machine Learning
- 2How Does ChatGPT Work
- 3Prompt Engineering for Beginners
- 4What Is an AI Agent
- 5How Do AI Image Generators Work
More parts are on the way
Linked lists, recursion, trees and graphs are next for DSA; hallucinations, neural networks and RAG for AI. Get an email when each new part goes live.