zebras and donkeys

Donkeys

X Puzzle
X puzzle

Crystal Skull Puzzle
Skull puzzle

chocolate puzzle
Tablet puzzle

Tangramagic puzzle
TangraMagic

cat and dog puzzle
Cat & Dog

magic rings

Magic rings

paradoxopiped
P-piped

triangle dissection
Dissection

jiminy cricket
Jiminy puzzle

pyramid
Pyramid

torquato
Torquato

spada
Sword & Crown


tops
Optical tops

birds
Apparition

gambso
Gambsodule

birds
Tetra-top

queen
Illusion Queen

ring-of-oz
Ring-of-Oz

quadrix
3C1 puzzle

slidikon
Slidikon