A next-gen, multi-switch Useless Machine that unswitches your switches in order | Boing Boing
Lego Technic Useless box v6 + Building Instructions - YouTube
LEGO MOC Useless Machine by wlan | Rebrickable - Build with LEGO
SR | Useless Box (Spike Prime) - 2021 Projects
Useless machine for Lego WeDo 2.0 45300 instruction (Build Wedo Robots — a series of instructions for assembling robots with wedo 45300 Book 24) - Kindle edition by Evdokein, Vladimir, Gergert, Vyacheslav. Children Kindle eBooks @ Amazon.com.
Jason vs The Ultimate LEGO Machine (LuuMa EV3) - YouTube