Problems

Tasks may be completed in any order.
Already-solved problems are at the bottom of the table.

Volume: Puzzle - total 43    (clear filter)

Id Type Title Solved
32 Geometry A Heron's Journey2
34 Geometry Ant Colonies1
37 Geometry A Fence and Four Boulders1
51 Geometry Methane Normalization-
52 Geometry Tetrahedral Shadows1
53 Geometry Min and Max Regular Tetrahedral Shadows1
54 Geometry Min and Max Irregular Tetrahedral Shadows-
58 Geometry Clock Triangles1
59 Geometry Clock Triangles II-
60 Geometry Clock Triangles III-
78 Physics Many Billiard Ball Collisions-
81 Physics Maximum Encyclopedia Overhang1
98 Puzzle Kaprekar's Conflux1
101 Puzzle Blood Type1
102 Puzzle Expected Number of Random Moves1
103 Puzzle Expected Number of Random Moves II-
104 Puzzle The Magic Orchard1
105 Puzzle Wormholes of Cygnus1
106 Puzzle The Deranged Goats2
107 Puzzle A Deranged Gamble-
108 Puzzle Everyday Problems1
109 Puzzle Four Cardboard Boxes1
110 Puzzle Order Reconstruction1
111 Puzzle Mabinogion Sheep-
112 Puzzle Gachapon Collector1
113 Puzzle Gachapon Collector II1
114 Puzzle Gachapon Collector III-
115 Puzzle Subdividing Farmplots-
116 Puzzle Circular Subdivisions1
117 Puzzle Desert Escape2
118 Puzzle Double or Add1
119 Puzzle Multiply or Add1
120 Puzzle Double or Add Possibilities1
121 Puzzle Multiply or Add Possibilities-
122 Puzzle Rhombic Tiling1
123 Puzzle Rhombic Tiling Fixing-
124 Puzzle Unique Birdwatching1
125 Puzzle Unique Birdwatching II-
126 Puzzle Quest for the Jewel1
127 Puzzle Quest for the Jewel II-
128 Puzzle Fully Hidden Buildings1
129 Puzzle Microphone Placement I-
130 Puzzle Fire Beacon Network-