Filters
Matchbox Puzzle - Tangram - unknown

Pattern / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - Heart Breaker - unknown

Disentanglement / Metal

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - Yin and Yang - unknown

Disentanglement / Metal

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - The Knot - unknown

Assembly / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - Bermuda Triangle - unknown

Disentanglement / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - The Spring - unknown

Disentanglement / Metal

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - Snooker Balls - unknown

Assembly / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - Rings of Fire - unknown

Disentanglement / Rope

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - The Cross - unknown

Assembly / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - The Trapeze - unknown

Disentanglement / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - The Horseshoe - unknown

Disentanglement / Metal

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - T-Time Puzzle - unknown

Assembly / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - The Pyramid - unknown

Assembly / Wood

Designer: unknown
Maker: Professor Puzzle

Matchbox Puzzle - Walk the Plank - unknown

Disentanglement / Wood

Designer: unknown
Maker: Professor Puzzle

Albert Einstein's Letter Block Puzzle - Martin Watson

Put-together / Wood

Designer: Martin Watson
Maker: Professor Puzzle

Gridlock - Professor Puzzle

Disentanglement / Metal

Designer: Professor Puzzle
Maker: Professor Puzzle

All in 38 Number Puzzle - unknown

Pattern / Wood

Designer: unknown
Maker: Professor Puzzle

Escape from the Tower of London - unknown

Assembly / Wood

Designer: unknown
Maker: Professor Puzzle

Sudokubes - Professor Puzzle

Pattern / Wood

Designer: Professor Puzzle
Maker: Professor Puzzle

Bamboozlers - Jungle Jinx - unknown

Interlocking / Wood

Designer: unknown
Maker: Professor Puzzle