START

Build a pack in four moves.

1. 1PlaceP — Click the canvas to drop cells. Hex snap aligns them automatically.
2. 2SelectS — Drag-select cells, then ＋ Group to set the series order.
3. 3StripW — Click two cells in the same group to weld a nickel strip.
4. 4ValidateV — Switch to Validate, set load, and Run Sim.