Balance Scale
All gamesWeighings 0 / 4Still possible 15 of 15Next weigh
15 of 15 weights still possible. 4 weighings left. Left pan empty. Right pan empty. Cursor on weight 1, off the scale, still possible.
Left panempty
not weighed
Right panempty
Load both pans with the same number of weights, then weigh.
← → ↑ ↓ move · Enter activate · F weigh. Enter cycles a weight off → left pan → right pan → off, and in naming mode it names the weight under the cursor. Click the board first, or press Tab to focus it.