CHALK
LINE
▦ 1/50
INK
⌫ Undo
✕ Clear
↺ Ball
▶ Drop
Level Complete!
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Warmup 1–8 · Bounce 9–17 · Ice & Grip 18–26 · Portals 27–35 · Objectives 36–44 · Master 45–50
Draw lines with the mouse · SPACE to drop · Right-drag to erase · Z undo · R reset ball