14 links have been added on 4 ideas about #balls.
  1. Check this out: Golf enthusiasts can use eco-friendly golf fish balls when playing for fun close to water bodies.

  2. Wow! This company that invented a compostable pickleball – the first of its kind.
    https://kansascitymag.com/smash-hit-the-worlds-first-compostable-pickleball-hits-the-market-and-its-made-here-in-kc/

  3. sunnyjim

    I found out this company that makes a range of sustainable balls using a biodegradable synthetic leather.
    https://ecosports.com/

  4. I agree with the sentiment behind this idea. I mean, without cooperation you wouldn’t have anything to compete with. Including us. Read the article linked to, which states “Cooperation should dominate within an organization, while competition should dominate among organizations within a given social order. At the same time, there has to be a degree of cooperation among those organizations so that everyone is competing according to the same general rules.”

  5. make your own using

    2 matching ball bearings about 12 – 15mm diameter.
    1 3mm machine screw.
    1 Biro pen, makes a great blow pipe.
    A concave mirror to run it on, a flat surface will do but it will work better on a concave surface.
    Superglue, this is optional but is a good idea to help lock the threads in place.