Missing Square Illusion | Triangle Optical Illusion
Rearrange the pieces in the triangle to make the open square in the middle appear and disappear.
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updated December 3, 2023
Model files
big_right_triangle.stl
big_left_triangle.stl
small_left_triangle.stl
small_right_triangle.stl
L_piece.stl
triangle_base.stl
Model origin
The author marked this model as their own original creation.