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Structured courses in Python, JavaScript, C++, Java, Calculus, Chemistry, and Electronics Engineering — from 7th grade to college level. With a sandbox IDE, skill challenges, and real projects.
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120+ free courses across coding, math, science, and engineering
Python for Beginners
Variables, loops, functions, and OOP — from zero to your first project.
JavaScript Essentials
DOM manipulation, async/await, fetch API, and modern ES6+ features.
HTML & CSS Mastery
Build responsive, accessible web pages from scratch with modern CSS.
C++ Programming
Memory management, pointers, templates, and data structures.
Java Fundamentals
OOP principles, collections, generics, and Java standard library.
Terminal & Bash
Navigate the command line, write shell scripts, and automate tasks.
Calculus I
Limits, derivatives, integrals, and the fundamental theorem.
Trigonometry
Unit circle, trig identities, inverse functions, and applications.
General Chemistry
Atomic structure, bonding, reactions, stoichiometry, and thermodynamics.
Electronics Engineering
Ohm's law to transistors, circuits, and digital logic — 7th grade to college.
React & Next.js
Components, hooks, routing, state management, and full-stack patterns.
Linear Algebra
Vectors, matrices, eigenvalues, and transformations for CS and engineering.
Your XP Progress
Last 7 days of learning activity
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Level 8 · 180 to Level 9
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Recent Activity
Completed "Python Loops" lesson
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Passed Skill Challenge #4
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Completed "CSS Flexbox" lesson
3 hrs ago
Submitted Python Project #1
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Passed Skill Challenge #3
2 days ago
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