Problems

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

Volume: Puzzle - total 46 (clear filter)

Id	Type	Title	Solved	Gravitas
32	Geometry	A Heron's Journey	2	3.80
34	Geometry	Ant Colonies	1	4.50
37	Geometry	A Fence and Four Boulders	1	4.50
51	Geometry	Methane Normalization	-	5.70
52	Geometry	Tetrahedral Shadows	1	4.50
53	Geometry	Min and Max Regular Tetrahedral Shadows	1	4.50
54	Geometry	Min and Max Irregular Tetrahedral Shadows	-	5.70
58	Geometry	Clock Triangles	1	4.50
59	Geometry	Clock Triangles II	-	5.70
60	Geometry	Clock Triangles III	-	5.70
78	Physics	Many Billiard Ball Collisions	-	5.70
81	Physics	Maximum Encyclopedia Overhang	1	4.50
98	Puzzle	Kaprekar's Conflux	1	4.50
101	Puzzle	Blood Type	1	4.50
102	Puzzle	Expected Number of Random Moves	1	4.50
103	Puzzle	Expected Number of Random Moves II	-	5.70
104	Puzzle	The Magic Orchard	1	4.50
105	Puzzle	Wormholes of Cygnus	1	4.50
106	Puzzle	The Deranged Goats	2	3.80
107	Puzzle	A Deranged Gamble	-	5.70
108	Puzzle	Everyday Problems	1	4.50
109	Puzzle	Four Cardboard Boxes	1	4.50
110	Puzzle	Order Reconstruction	1	4.50
111	Puzzle	Mabinogion Sheep	-	5.70
112	Puzzle	Gachapon Collector	1	4.50
113	Puzzle	Gachapon Collector II	1	4.50
114	Puzzle	Gachapon Collector III	-	5.70
115	Puzzle	Subdividing Farmplots	-	5.70
116	Puzzle	Circular Subdivisions	1	4.50
117	Puzzle	Desert Escape	2	3.80
118	Puzzle	Double or Add	1	4.50
119	Puzzle	Multiply or Add	1	4.50
120	Puzzle	Double or Add Possibilities	1	4.50
121	Puzzle	Multiply or Add Possibilities	-	5.70
122	Puzzle	Rhombic Tiling	1	4.50
123	Puzzle	Rhombic Tiling Fixing	-	5.70
124	Puzzle	Unique Birdwatching	1	4.50
125	Puzzle	Unique Birdwatching II	-	5.70
126	Puzzle	Quest for the Jewel	1	4.50
127	Puzzle	Quest for the Jewel II	-	5.70
128	Puzzle	Fully Hidden Buildings	1	4.50
129	Puzzle	Microphone Placement	-	5.70
130	Puzzle	Fire Beacon Network	-	5.70
131	Puzzle	Minimum Knight Path	-	5.70
132	Puzzle	Knight Range	-	5.70
133	Puzzle	3d Knight Range	-	5.70