You can code.
30 interactive JavaScript lessons. Keto 🐝 guides you step by step. No sign-up needed.
30
Lessons
61+
Challenges
3020
XP to Earn
100%
Always Free
How it works
Three steps to becoming a developer
Keto 🐝 Explains
Clear, friendly steps at your own pace. No pressure, no rushing.
You Write Real Code
Type actual JavaScript and see it run instantly in your browser.
You Level Up
Earn stars, XP, and achievements as you unlock new skills.
Projects
Cool things you'll build
Each chapter unlocks a new real-world project you can show off.
Calculator
Build one that does any math instantly.
Quiz Game
Make a trivia game and challenge your friends.
Story Generator
Create a program that writes a new story each time.
Weather Checker
Build an app that reads and describes data.
Did you know?
Achievements
0/8 earnedFirst Step
Complete level 1
Star Learner
Earn 5 stars
Chapter 1 Hero
Complete The Basics
XP Hunter
Earn 300 XP
Loop Master
Complete Loops & Functions
Superstar
Earn 20 stars
Legend
Complete all 30 levels
XP Legend
Earn 1000 XP
Curriculum
30 Levels of Real Coding
Built around how you learn
Every feature supports different learning styles — not just accommodates them.
Dyslexia
Reading differently — not less
Dyslexia affects how the brain processes written language. These children are often highly creative and big-picture thinkers.
- Read-aloud for every instruction
- Warm color theme reduces glare
- Spaced text for easier tracking
ADHD
Big energy, brilliant ideas
ADHD involves differences in attention regulation and executive function. These kids often excel at creative thinking and hyperfocus.
- Short break reminders every 20 min
- Focus mode removes distractions
- Step-by-step task chunking
Dyscalculia
Numbers make more sense with pictures
Dyscalculia affects number sense and mathematical processing. These learners often shine in language, storytelling, and spatial thinking.
- Visual dot-count hints for numbers
- Real-object counting strategies
- Pattern-first coding approach
Dysgraphia
Great ideas, tricky handwriting
Dysgraphia affects fine motor skills and written expression. These learners often have rich verbal skills and are excellent oral communicators.
- One-click code snippet buttons
- Enlarged editor text (1.35rem)
- Voice-to-text compatible
Dyspraxia
Coordination improves with the right tools
Dyspraxia (DCD) affects motor planning and coordination. These learners often have strong empathy, imagination, and verbal intelligence.
- 80×80px minimum button sizes
- Tab-key keyboard navigation
- Extra spacing between elements
50+ Support Helpers
Each profile unlocks evidence-based strategies that appear inside every lesson automatically.
See them in actionAlways Accessible
Every tool lives in the bar at the top of every page. Tap what you need, any time. No sign-up required.