Archive
Past daily challenges.
Missed a day? Pro members can replay the last 30 days of Puzzle Theory daily puzzles — Lexicon, Target, Sudoku and the rest. Every date served the same challenge to everyone; see how your answer would have stacked up.
The archive is a Pro feature. Today's puzzles stay free forever.
Unlock the archivePlay today insteadMon, Oct 12, 2026
2026-10-12
Sun, Oct 11, 2026
2026-10-11
Sat, Oct 10, 2026
2026-10-10
Fri, Oct 9, 2026
2026-10-09
Thu, Oct 8, 2026
2026-10-08
Wed, Oct 7, 2026
2026-10-07
Tue, Oct 6, 2026
2026-10-06
Mon, Oct 5, 2026
2026-10-05
Sun, Oct 4, 2026
2026-10-04
Sat, Oct 3, 2026
2026-10-03
Fri, Oct 2, 2026
2026-10-02
Thu, Oct 1, 2026
2026-10-01
Wed, Sep 30, 2026
2026-09-30
Tue, Sep 29, 2026
2026-09-29
Mon, Sep 28, 2026
2026-09-28
Sun, Sep 27, 2026
2026-09-27
Sat, Sep 26, 2026
2026-09-26
Fri, Sep 25, 2026
2026-09-25
Thu, Sep 24, 2026
2026-09-24
Wed, Sep 23, 2026
2026-09-23
Tue, Sep 22, 2026
2026-09-22
Mon, Sep 21, 2026
2026-09-21
Sun, Sep 20, 2026
2026-09-20
Sat, Sep 19, 2026
2026-09-19
Fri, Sep 18, 2026
2026-09-18
Thu, Sep 17, 2026
2026-09-17
Wed, Sep 16, 2026
2026-09-16
Tue, Sep 15, 2026
2026-09-15
Mon, Sep 14, 2026
2026-09-14