Proving the Earth is round. How round you ask? Print this and find out.

by Tinkerlabs

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challenge M3D M3D Micro MakerEdChallenge School

Proving the Earth is round. How round you ask? Print this and find out. is a free 3D printable model by Tinkerlabs, available on Thingiverse. This model is tagged: challenge, M3D, M3D Micro, MakerEdChallenge, School. Download the STL file for free on 3DSEARCH and print it on your FDM or resin 3D printer.