Becky, this is for you: the ancient three-finger technique for changing robot wheel tires, as taught to me by my grandmother back in the Old Country. (Becky is building a sweet-looking CoasterBot for the very awesome Make: Robot Build, but had some trouble getting the tires on her wheels.)

John Edgar Park

John Edgar Park

John Edgar Park likes to make things and tell people about it. He works at Disney Research and writes for Make and Boing Boing. He is training for American Ninja Warrior. You can find him at and twitter @johnedgarpark — if you like that sort of thing.

  • Becky Stern

    Thanks John! I hope this helps others who have yet to know the rubber band woes I felt this weekend. =]

  • Gareth Branwyn

    Hey, nice background signage there, Park,

    • John Park

      Thank you, Gar. That’s why they call me jpixl =]