Factorism [FACT-5-005P]
Calcudoku [CALC-2-012P]
Doppelblock [DOPP-4-009P]
Grades [GRAD-2-002P]
Cross Math [XMAT-2-007P]
Sign In [SIGN-5-010P]
From 1 to X [FR1X-4-009P]
Doppelblock [DOPP-2-007P]
Calcudoku [CALC-2-007P]
Mathrax [MATX-4-014P]
Kakuro [KAKU-4-009P]
Grades [GRAD-5-010P]
Sum Skyscrapers [SSKY-1-006P]
Tenner Grid [10ER-5-010P]
