Balance case
Rookie
D 150
The Keepers' Roster at Gull Rock
Three keepers share the watches at Gull Rock lighthouse. The roster board in the lamp room has been half rubbed out by a leaky roof, and the relief boat comes…
Balance Boards
Suns and moons on a board — every row and column holds half of each, never three alike in a line, and no two lines the same. 9 cases, rated D 150–1001. Play any of them free.
Balance case
Rookie
D 175
The Harbourmaster's Roster
The harbourmaster keeps the watch roster on a board of suns and moons. A sun means a day watch. A moon means a night watch. Next week's board has been half…
Balance case
Rookie
D 399
The Night Roster at Millbrook
Millbrook station runs through the night, and the staff roster is chalked on a board of suns and moons. Someone has wiped half the board clean the night before…
Balance case
Sleuth
D 400
The Observatory Watch Board
The hill observatory watches the sky in turns, day staff and night staff, and the board that shares the watches has lost half its marks. The winter comet…
Balance case
Sleuth
D 499
The Patrol Roster at Cairn Pass
The ski patrol at Cairn Pass shares dawn and night patrols from a board of suns and moons. Melt water has washed half the board away on the first week of the…
Balance case
Sleuth
D 698
The Trawler Roster
The trawler crews of the fishing village take day tides and night tides in turn, and the roster board hangs in the harbour office. A storm has blown half the…
Balance case
Inspector
D 702
The Bakery Shift Board
The bakery on Lantern Street bakes in two shifts — a day bake and a night bake — and the shift board has been half wiped by steam. The week's orders are…
Balance case
Inspector
D 876
The Bell Watch at the Monastery
The monks of the hill monastery keep the bell watch day and night, and the watch board in the cloister has lost half its marks to the damp. The abbot's rules…
Balance case
Detective
D 1001
The Expedition Watch List
The expedition keeps camp watches day and night on the long walk to the pass, and the watch list is kept on a board of suns and moons. Rain has taken half the…