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Subjects
Spirograph
da
Valdis Torms
86,630
Math Spinner Toy
da
Paulo Ricardo Blank
63,892
Combustion Engine
da
Jack Imakr
76,884
Triceratops prorsus Skeleton
da
Rogar Kersoe
75,330
Sponsored Content
Spinning Balancing Bird
da
Mark Ledwold
40,369
Geared Heart, Hand Crank Edition
da
Greg Zumwalt
51,198
Multi-Color Cell Model
da
Mosaic Manufacturing
23,828
Support free strong Bolt
da
Jack Imakr
45,245
Perpetual Motion, da Vinci Style
da
Greg Zumwalt
42,247
Sponsored Content
Leaf Veins System
da
3D Custom Print
28,256
Pyramids of Giza - Egypt
da
MiniWorld3D
31,573
Newton's Cradle
da
Corey Schwenke
35,992
Colosseum in Rome, Italy
da
MAP
47,608
velociraptor claw
da
Marco Villa
20,178
Screw
da
Kirby Downey
34,733
Galileo escapement clock
da
Jacques Favre
25,869
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