**STEMFIE Rolling Mangonel – A 3D-Printable Siege on Wheels!**

Prepare for battle with the STEMFIE Rolling Mangonel, a fully 3D-printable, wheeled catapult designed for epic fun! Inspired by medieval siege engines, this mobile launcher lets you hurl small projectiles with precision while rolling into strategic positions.

**Features:**
 - Wheeled for mobility – Move into position before launching!
 - Easy to assemble – 100% 3D-printable, no extra parts needed!
 - STEM learning meets fun – Experiment with angles, force, and mechanics!
 - The build plate files include a 3D-printable STEMFIE sphere for ammunition!

Whether you're launching mini payloads in a tabletop battle or just having fun testing your aim, the STEMFIE Rolling Mangonel is the ultimate siege machine for makers and tinkerers. Download, print, and start launching!

🔗 Print. Build. Play. Conquer! 🚀

---
**Assembly Tools**
 - [Download the STEMFIE Driver](https://than.gs/m/1230328)

 - [Download the STEMFIE Spanner](https://than.gs/m/1230330)

---
 - **Support the STEMFIE open-source toy**—[join us here on Thangs](https://than.gs/u/6624?plans=true) and be part of our growing community!

 - **STEMFIE news** 👉 [x.com/Stemfie3D](https://x.com/stemfie3d)
---

STEMFIE Rolling Mangonel

STEMFIE Project - SPS-000010 - Rolling Mangonel.3mf

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (Bambu Studio).3mf

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (Black).stl

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (Generic 3MF).3mf

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (Gray).stl

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (Green).stl

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (Orange).stl

STEMFIE Building Toy Set - SPS-000010 - Rolling Mangonel (White).stl

**STEMFIE SnackSlinger – The Ultimate Popcorn Catapult!**

Bring the fun to your next party with the STEMFIE SnackSlinger—a 3D-printable mini catapult designed to launch popcorn (or other light snacks) with precision and style! Based on STEMFIE’s modular construction system, this playful design is easy to print, assemble, and enjoy.

**Features:**
 - Perfectly sized to hold popcorn, making snack time more exciting!
 - Simple yet fun mechanism—just press and release!
 - 100% 3D-printable with no extra hardware needed! 

Challenge your friends, test your aim, and make snack time an adventure. Download now and start slinging snacks in style!

🔗 Print. Build. Play. Snack! 🚀

---
**Assembly Tools**
 - [Download the STEMFIE Driver](https://than.gs/m/1230328)

 - [Download the STEMFIE Spanner](https://than.gs/m/1230330)

---
 - **Support the STEMFIE open-source toy**—[join us here on Thangs](https://than.gs/u/6624?plans=true) and be part of our growing community!

 - **STEMFIE news** 👉 [x.com/Stemfie3D](https://x.com/stemfie3d)
---

STEMFIE Snack-Slinger

STEMFIE Project - SPS-000013 - Snack-Slinger (stemfie.org).3mf

sling

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