He rigged up a washing machine to a stationary bicycle and pedaled until the clothes were clean. He demonstrated that you can wash your clothes, keep in shape, and protect the environment at the same time.
From the Upcoming ueue, submitted by Marilyn Terrell.
While we're at it, this fits in with my model for a bicycle society. (1) Comfortable velomobiles (heat or A/C, sealed cabin). (2) Motivated individuals (and those who need to get healthy, with suitable motivation) to pedal for those who cannot pedal for themselves. Same benefits as above.
It's an endless cycle. Endless!
It is a good idea, though. Having everyone in the family take turns would help them appreciate just how much work there is to do to maintain one's lifestyle.
There's a hand cranked mini washer I've seen on infomercials. Adapting it might be quite workable.