Ready-to-use online coding simulator for grades 1–7. Works directly in the browser with no software installation, no passwords, and zero hassle.
Everything needed for an engaging and productive computer science lesson
The teacher creates a class and gets a short 6-digit code. Students just enter the code and their name — no email or password needed.
See each student's progress in real time on one screen: active task, start/finish times, attempts, and exact error counts.
10 structured chapters: sequences, While and Repeat loops, If-Else conditionals, bug fixing (debugging), and olympiads for grades 1–7.
Runs smoothly on school PCs, laptops, interactive whiteboards, and tablets with zero system requirements.
No complex preparation, software installation, or roster uploads
Log into your teacher account, enter the class name, and pick the lesson topic. You'll instantly get a 6-character class code.
Students open the website on school computers, enter the code and their name. In 5 seconds, the whole class is in the game!
Watch real-time task completions, help students who get stuck on errors, and export the report to CSV at the end of class.
Start free with 2 classes or empower your whole school with a School Pro license
Try Codie in your classroom and run engaging pilot lessons
Full access for all teachers, classrooms, and students across the school
Generate a ready-to-sign official proposal memo with educational standards justification in 1 minute.
Connect your class right now — modern tools for engaging computer science lessons.
school Open Teacher Dashboard