Brown Belt Kakuro

Conceptis Puzzles

New £3.21

Best £1.85

Arithmetic Arithmetic...Solve the Pu...

Martine Helene Per...

New £3.40

Best £1.08

The Moscow Puzzles

Boris Kordemsky, M...

New £6.67

Best £2.34

Mathematical Treasure Hunts

Vivien Lucas

New £5.95

Best £3.50

The Second Multiplication Tables Col...

Hilary McElderry

New £3.40

Best £3.40

Black Belt Kakuro

Conceptis Puzzles

New £3.36

Best £0.99

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