ROKR Marble Run motor addon
thingiverse
https://www.thingiverse.com/thing:4275030 Original design by Mcbress was great but a bit advanced and I wanted something battery powered. This mod used the parts linked below. Simply solder or twist battery pack wires onto motor, slide parts in their respective cut out and cover with the cap. 3 volt N20 75 rpm motor: https://www.amazon.com/gp/product/B07RK2V59T/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1 AA (x2) battery pack w/ switch: https://www.amazon.com/gp/product/B08119TXFH/ref=ppx_yo_dt_b_asin_title_o07_s00?ie=UTF8&psc=1 Made by a novice in Tinker cad.
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