In addition to Thingiverse, there a wide variety of places on the Internet with .stl files ready-to-print.
35 Websites To Download Free STL Models For 3D Printers
Resource Link: https://www.hongkiat.com/blog/download-free-stl-3d-models/
A totally free index of Internet resources for the K-12 Community.
In addition to Thingiverse, there a wide variety of places on the Internet with .stl files ready-to-print.
Resource Link: https://www.hongkiat.com/blog/download-free-stl-3d-models/