Volumn I
100 - The 3n + 1 problem
101 - The Blocks Problem
102 - Ecological Bin Packing
103 - Stacking Boxes
104 - Arbitrage
105 - The Skyline Problem
106 - Fermat vs. Pythagoras
108 – Maximum Sum
109 – SCUD Buster
110 - Meta-Loopless Sorts
111 – History Grading
112 – Tree Summing
113 – Power of Cryptography
114 – Simulation Wizardry
115 – Climbing Trees
116 – Unidirectional TSP
117 - The Postal Worker Rings Once
118 - Mutant Flatworld Explorers
119 - Greedy Gift Givers
120 - Stacks of Flapjacks
121 - Pipe Fitters
122 – Trees on the level
123 – Searching Quickly
124 – Following Orders
125 – Numbering Paths
126 - The Errant Physicist
127 - "Accordian" Patience
128 - Software CRC
129 – Krypton Factor
130 – Roman Roulette
131 - The Psychic Poker Player
132 - Bumpy Objects
133 – The Dole Queue
134 - Loglan-A Logical Language
135 – No Rectangles
136 – Ugly Numbers
137 – Polygons
138 – Street Numbers
Volumn III
Volumn V
Volumn VI
Volumn IX