Kids Mobility Trainer Project

That pink mobility trainer isn't just a device — it's what happens when a community shows up. Using open-source designs from Make Good, GRM volunteers 3D printed and assembled a custom mobility trainer for Ella, a local toddler whose family needed a solution that commercial options couldn't provide.

Comparable commercial devices cost $2,000–$5,000 — and insurance often doesn't cover them. With your support, GRM can build one for around $1,000 in materials and operational costs, and get it directly into the hands of families who need it most.

The need is real — and it's close to home.
Families across the region are already requesting mobility trainers. Every dot on this map is a child waiting.

https://3d-mobility.org/map

This is community manufacturing in action. Help us keep it going.

We Printed a Mobility Trainer for Ella — and It Changed Everything

We Printed a Mobility Trainer for Ella — and It Changed Everything

March 13, 2026 Chris Kaminsky

A community member asked if Grand Rapids Makerspace could build a 3D printed mobility trainer for a little girl named Ella. We said yes before the question was finished. What followed was 14 spools of filament, 200+ hours of print time, a potluck assembly party, and one of the most meaningful pro...

Read more