PerplexCity

Cards arranged by type and difficulty

Click here for general comments. Click here for cards in numerical order.

Wholly or largely googling

Many of these are just trivia questions which can be answered by googling. Others require a software tool (eg a decrypter) which can be found by googling; others are famous named puzzles whose solutions can be found by googling.

001 006 012 017 018 022 025 031 035 038
040 043 044 045 046 048 052 053 059 060
062 063 064 065 067 068 071 072 073 074
077 078 081 083 084 090 096 098 101 105
111 112 114 117 118 137 141 142 143 151
152 153 154 157 159 161 169 170 176 179
182 188 193 200 201 204 206 208 214 237

Easy puzzles

Puzzles you should expect to solve in less than 5 mins

002 003 004 005 007 008 009 010 011 013
014 016 019 020 021 023 024 026 027 028
029 030 032 033 037 042 047 049 051 055
056 057 058 061 066 069 070 075 076 079
080 082 085 087 088 089 092 093 095 100
106 108 109 113 115 116 119 120 121 123
127 131 133 140 177

Fairly easy

Puzzles you expect to solve in less than 10 minutes

034 036 041 050 086 091 097 099 104 105
110 128 134 139 145 146 149 167 174 175
187 213 216 217 241

Straightforward puzzles

Puzzles where it is fairly obvious what to do, but onerous or tricky to do it.

015 039 102 103 107 130 135 144 147 148
150 155 156 158 162 163 164 165 166 168
171 172 178 186 190 191 192 194 195 196
197 199 203 207 209 212 220 222 224 229
239 247

Harder

Usually, puzzles which require some special knowledge - either fact or technique - which is not obvious or easily acquired by googling. Once you have it, the puzzle becomes straightforward or fairly easy.

129 132 136 138 173 180 181 183 185 189
198 202 205 210 211 215 218 221 223 226
245 248

Tough
184 219 227 228 230 231 232 236 240 242
243 244 246 248 249 250 252 254 255

Unsolved

238 is also unsolved, but classified Unsatisfactory
243 251 256

Unsatisfactory

Puzzles which seem to have been botched. Also includes 238, which apparently has no solution. This is obviously a somewhat subjective category.
225 233 234 235 238

Updated 16 August 2006

Wholly or largely googling Many of these are just trivia questions which can be answered by googling. Others require a software tool (eg a decrypter) which can be found by googling; others are famous named puzzles whose solutions can be found by googling.	001 006 012 017 018 022 025 031 035 038 040 043 044 045 046 048 052 053 059 060 062 063 064 065 067 068 071 072 073 074 077 078 081 083 084 090 096 098 101 105 111 112 114 117 118 137 141 142 143 151 152 153 154 157 159 161 169 170 176 179 182 188 193 200 201 204 206 208 214 237
Easy puzzles Puzzles you should expect to solve in less than 5 mins	002 003 004 005 007 008 009 010 011 013 014 016 019 020 021 023 024 026 027 028 029 030 032 033 037 042 047 049 051 055 056 057 058 061 066 069 070 075 076 079 080 082 085 087 088 089 092 093 095 100 106 108 109 113 115 116 119 120 121 123 127 131 133 140 177
Fairly easy Puzzles you expect to solve in less than 10 minutes	034 036 041 050 086 091 097 099 104 105 110 128 134 139 145 146 149 167 174 175 187 213 216 217 241
Straightforward puzzles Puzzles where it is fairly obvious what to do, but onerous or tricky to do it.	015 039 102 103 107 130 135 144 147 148 150 155 156 158 162 163 164 165 166 168 171 172 178 186 190 191 192 194 195 196 197 199 203 207 209 212 220 222 224 229 239 247
Harder Usually, puzzles which require some special knowledge - either fact or technique - which is not obvious or easily acquired by googling. Once you have it, the puzzle becomes straightforward or fairly easy.	129 132 136 138 173 180 181 183 185 189 198 202 205 210 211 215 218 221 223 226 245 248
Tough	184 219 227 228 230 231 232 236 240 242 243 244 246 248 249 250 252 254 255
Unsolved 238 is also unsolved, but classified Unsatisfactory	243 251 256
Unsatisfactory Puzzles which seem to have been botched. Also includes 238, which apparently has no solution. This is obviously a somewhat subjective category.	225 233 234 235 238