Acme (about 1 in 4)
Agnes II (about 1 in 4)
Beleaguered Castle (about 1 in 4)
Blind Alleys (about 1 in 3)
Brigade (about 1 in 3)
Bristol (about 1 in 3)
Citadel (about 1 in 3)
Double Dot (about 1 in 3)
Doublets (about 1 in 3)
Duchess (about 1 in 4)
Eight Off (about 1 in 3)
Eleanor's Solitaire (about 1 in 3)
Elevens (about 1 in 3)
Fourteen Out (about 1 in 3)
FreeCell (about 1 in 3)
FreeCell Thirteens (about 1 in 3)
Joker Klondike (about 1 in 4)
Lady Betty (about 1 in 3)
Legion (about 1 in 3)
Little Windmill (about 1 in 3)
Memory-Up (6x4 grid) (about 1 in 3)
New Zealand Patience (about 1 in 3)
Open Start (about 1 in 3)
Penguin (about 1 in 3)
Peony (about 1 in 3)
Put-Them-In-Order (3x3 grid) Puzzle (about 1 in 3)
Put-Them-In-Order (4x4 grid) Puzzle (about 1 in 3)
Put-Them-In-Order (5x5 grid) Puzzle (about 1 in 3)
Reversed Golf (about 1 in 3)
Shamrocks (about 1 in 4)
Single Rail (about 1 in 3)
Storehouse (about 1 in 3)
Super Flower Garden (about 1 in 3)
Tantalus (about 1 in 3)
Thumb and Pouch (about 1 in 4)
Triad (about 1 in 4)
Yukon (about 1 in 4)