Brain lab · 4 min
Overfit park
Train too hard on one playground — fail the next.
Arcade: 0 XP · 0d streak — clever clears earn up to ★★★.
Simulation game
Overfit park
Crank “memorize harder.” Training score rises — the new park (test) may fall.
Training park
Train accuracy 80%
New park (test)
Test accuracy 65%