Free Play
Jump in — your progress saves as you play.
New
Solar System
Explore the planets
Easy10–15 min
Tinker Math
Practice that adapts to you
Medium5–20 min
New
Tinker Loop
Power up the circuit
Medium5–15 min
Soon
Tinker Science
Run virtual experiments
Hard10+ min
How it works
Tap Play
Hit Play on any game to enter distraction-free learning mode. Full immersion with no site navigation to break concentration.
Simple controls
Tap the game name to switch, or the ••• menu for settings, fullscreen and more. Press Esc to leave.
Track Progress
Earn XP, build streaks, and unlock achievements. Progress saves automatically across focus sessions.