Chain (cast puzzle)

 

Cast news (cast puzzle)

 

Ugears flower

 

Ugears combinatie slot

 

Car puzzel Corvette

 

Car puzzel Ford GT

 

Cast Dial

 

Cast Hashtag

 

Schaak puzzels

 

Monkey puzzle

 

The chain gang

 

Power of the ring

 

Cast Mobius

 

Cross puzzel

 

Square (Cast puzzle)

 

Archimedes Star

 

Archimedes infinity

 

Archimedes Atom

 

Archimedes Sphere and cilinder

 

Archimedes Nuts and bolts

 

Cast box

 

Harmony cast

 

Matchbox puzzels

 

Cast twist

 

The tube eureka