Write naturally. Pencil or mouse draws — your finger pans and zooms, so you can rest your hand.
Smart PM widgets. Press B for an activity box, C to link boxes, then Solve reveals the critical path.
Practise like the exam. Fill ES/EF/LS/LF yourself and hit Check — every cell gets marked ✓/✗.
Your notebooks are saved here. Everything stays on this device — use Backup to keep a file copy.