Folding

Lithuanian Cities
Magic Smile
Manifold
Mild Fold
Minima Folding
Mischief
Nutcracker Puzzleman
Rubik's Magic
Rubik's Snake
Rubik's Twist
Shashibo Cube
ShengShou Magic Snake
Snake Cube
Snake Dice
Stretchy Metal Snake Cube puzzle
Tel Arad
Texas Fold 'Em
The 69 Puzzle
The Hipster Puzzleman