Federn Box (Jean-Claude Constantin)
Double Gear Maze (Jean-Claude Constantin)
Ella Propella (Jean-Claude Constantin)
Escher Cube (Jean-Claude Constantin)
Gluckspilz (Jean-Claude Constantin)
The Waves (Jean-Claude Constantin)
Long Wide Puzzle (Jean-Claude Constantin)
3L (Jean-Claude Constantin)
Alles Kase (Siebenstein-Spiele)
4lefanz (Jean-Claude Constantin)
20 Cent (Jean-Claude Constantin)
Centrale (Jean-Claude Constantin)
Safe (Jean-Claude Constantin)
Gleitbox (Jean-Claude Constantin)
Z-Box (Jean-Claude Constantin)
Generation Lock & Lock 250+ (Jean-Claude Constantin)
Zodiac Box (Jean-Claude Constantin)
Munzbox (Jean-Claude Constantin)
Nifty Fifty (Jean-Claude Constantin)
Prison Block (Jean-Claude Constantin)
Mad in China (Jean-Claude Constantin)
Eingeengt 2 (Jean-Claude Constantin)
Eingeengt (Jean-Claude Constantin)
Loopybox (Jean-Claude Constantin)
Einstein Box (Jean-Claude Constantin)
RadBox (Jean-Claude Constantin)
2 Loops (Jean-Claude Constantin)
Beziehungskiste (Jean-Claude Constantin)
Bucherbox (Jean-Claude Constantin)
Hausaufgaben (Jean-Claude Constantin)
Zodiac Boxes (Jean-Claude Constantin)
Quattro Formaggi (Jean-Claude Constantin)
Modern Times (Jean-Claude Constantin)
Sputnik Kugel (Jean-Claude Constantin)
Piano (Jean-Claude Constantin)
Triangle Trick Box #1 (Jean-Claude Constantin)
Triangle Trick Box #2 (Jean-Claude Constantin)
Schiebeschloss (Jean-Claude Constantin)
Oval Office (Jean-Claude Constantin)
Free Willy (Jean-Claude Constantin)
Christmas Three (Jean-Claude Constantin)
Nail Box (Jean-Claude Constantin)
Grobmaul Big Mouth (Jean-Claude Constantin)
Layered Block (Jean-Claude Constantin)
Radbox 2 (Jean-Claude Constantin)
Tastatur (Jean-Claude Constantin)
Formidable (Jean-Claude Constantin)
Pyramid (Jean-Claude Constantin)
Light Bulb (Jean-Claude Constantin)
Bougie Get Charged (Jean-Claude Constantin)
8 Balken (Jean-Claude Constantin)
Rechner Gross (Jean-Claude Constantin)
Vis (Jean-Claude Constantin)
Moscow (Jean-Claude Constantin)
Hund & Katz (Jean-Claude Constantin)
6 Irregular Polygons 3 Pins (Jean-Claude Constantin)
6 Irregular Polygons 3 Pins (Jean-Claude Constantin)
Pack + 1 (Jean-Claude Constantin)
Surface (Jean-Claude Constantin)
Two U (Jean-Claude Constantin)
Balls on rod-U (Jean-Claude Constantin)
Disk Lock (Jean-Claude Constantin)
Hand Saw Packing (Jean-Claude Constantin)
Wrench Lock (Jean-Claude Constantin)
Tough Measures (Jean-Claude Constantin)
Waiter's Tray (Jean-Claude Constantin)
Rainbow Colour Tree (Jean-Claude Constantin)
Trick Box (Jean-Claude Constantin)
Tannenguirlande (Jean-Claude Constantin)
Ship in a Bottle (Jean-Claude Constantin)
Fauler Hund (Jean-Claude Constantin)
Hammer (Jean-Claude Constantin)
Key in Frame (Jean-Claude Constantin)
Bear (Jean-Claude Constantin)
2 Cubes (Jean-Claude Constantin)
Apothekerschrank (Jean-Claude Constantin)
Coin Trap (Jean-Claude Constantin)
Mini Pins (Jean-Claude Constantin)
Easter Island (Jean-Claude Constantin)
Picasso Puzzle #1 (Jean-Claude Constantin)
Picasso Puzzle #2 (Jean-Claude Constantin)
Ringed Stick (Jean-Claude Constantin)
Texas Cowboy (Jean-Claude Constantin)
Grossmaul Box (Jean-Claude Constantin)
2 Piece Symmetric (Jean Claude Constantin)