Students code instantly — no accounts needed. Teachers unlock live class tracking with a free account.
Every challenge is automatically graded with instant feedback. Students see their results immediately, and you can focus on teaching instead of marking.
Full curriculum coverage for GCSE Computer Science. All major exam boards (OCR J277, AQA 8525, Edexcel 1CP2) are supported with 27 lessons and 134 challenges.
Students can start coding immediately — no installation, no accounts, no IT setup. Works on Chromebooks, tablets, and desktops. Teachers can create a free account to unlock class join codes and cloud-sync progress tracking.
Create classes and share secure Join Codes so student progress syncs to the cloud in real time. Monitor your whole class from a centralised dashboard, invite co-teachers, and manage class history with archive and restore.
Start using it with your students today - no signup required.
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