Other games.
Looking for more puzzles? Here are some I recommend.
Zedpuzzle by Kad
Polychromasia by DissolvedHelium
AJN's Puzzle Box by AJN
AWTHAPOKOI by Durph
Corundrum by Kad
Diamond Dilemma by DissolvedHelium
NekoRiddle by AJN
Arkon by AJN
Alepheon by Serapher