Safe sandboxes for testing progress, badges, and certificates. Sign in as a student to track mastery.
studenttest to try these labs.
Progress saves to the dashboard, unlocks profile themes, and can earn certificates at 80% mastery.
5 quick arithmetic puzzles — test streaks and coin rewards.
States of matter, planets, and lab safety — earn your first badge fast.
Variables, loops, and debugging basics in a mini quiz.
Patterns and reasoning puzzles — great for younger testers.