Is this 3D model free to download?

Yes, STEMFIE Desktop Catapult is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by MakerWorld. Use the "Download from MakerWorld" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Stemfie3D, published on MakerWorld. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

STEMFIE Desktop Catapult 3D printable model by Stemfie3D

STEMFIE Desktop Catapult

Source: MakerWorld by Stemfie3D

The STEMFIE Desktop Catapult is a free printable 3D model from MakerWorld by Stemfie3D. The STEMFIE Desktop Catapult is perfect for shooting ping-pong balls or crumpled paper. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from MakerWorld

410 saves Source: MakerWorld Updated 2026-10-11 Print time: 10h 20m Filament: 196 g Multi-colour License: CC-BY-SA · commercial OK ★ 4.6 (28) 321 makes Category: Toys & Games

Tags: stemfie, stemfie3d, catapult, toy, meccano, blocks, stem, stem education, educational toys, technics, technic, mechanics, construction sets, baukasten, engineering toys

About this model

The STEMFIE Desktop Catapult is perfect for shooting ping-pong balls or crumpled paper. The ball-holding beam moves using the energy stored by two rotor springs. To arm this catapult, you rotate the beam until it locks into place held by the trigger.You can shoot ping-pong balls into cups or hit and flip the STEMFIE shooting target, which this project includes.Assembly instructions: stemfie.org/sps-000003Assembly video: youtu.be/8AIVcwuRmV4STEMFIE news 👉 X.com/stemfie3dBoost MePlease help the @Stemfie3D project by boosting this model.STEMFIE ProjectsSTEMFIE ToolsSTEMFIE PartsSTEMFIE SamplesBL Maker's Supply

Frequently asked questions

Is this 3D model free to download?: Yes. STEMFIE Desktop Catapult is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link above to open the original listing.
Where is the STL hosted?: The download is hosted by MakerWorld, not by Thinger. We link you directly to the original listing by Stemfie3D.
Who made this model?: Designed by Stemfie3D, published on MakerWorld. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.