Number Logic Puzzles

 No Blocks (Latin Square) 

• 4 (80)
• 4 (31)
• 5 (85)
• 5 (85)
• 6 (30)
• 6 (33)
• 8 (32)
• 8 (32)

Overlapping Variants

• 9 Flower-4 (46)

 Rectangular Blocks 

• 4 (47)
• 6 (67)
• 9 (97)
• 9 (100)
• 9 (3)
• 9 (4)
• 9 (1)
• 9 (7)
• 12 (104)
• 12 (3)
• 16 (22)
• 16 (1)
• 20 (2)
• 25 (23)
• 25 (1)
• 9 Double-Doku (121)
• 9 Double-Doku (59)
• 9 Sensei (114)
• 9 Sensei (57)
• 9 Gattai Near-2 (101)
• 9 Gattai Near-2 (58)
• 9 Wing-3 (109)
• 9 Wing-3 (48)
• 9 Gattai-3 (73)
• 9 Gattai-3 (18)
• 9 Sohei (56)
• 9 Sohei (21)
• 9 Butterfly (64)
• 9 Flower-4 (63)
• 9 Flower-4 (2)
• 9 Samurai (197)
• 9 Samurai (20)
• 9 Gattai-8 (14)
• 9 Sumo (3)
• 9 Sumo (1)

 Irregular Blocks (Jigsaws) 

• 6 (96)
• 6 (39)
• 8 (113)
• 8 (25)
• 9 (52)
• 9 (28)
• 10 (43)
• 10 (5)