Automatas (aw-TAH-ma-tas) are the best, and you can make them yourself.
- Great Exploratorium PDF about how to make DIY automatas with cardboard, paper, bamboo skewers and craft foam
- Rob Ives’ great site, in particular his Mechanisms page
- Bell Crank
- Crank Slider
- Linkage (4-bar linkage)
- Great motion on this automata dragon
Here are some of Rob Ives’ examples:
The outdoor permanent pendulum waves display for the Hill Country Science Mill is installed and up! Not finished, still fences and actuators to be built, and tweaks to be made, but it worked much better off the bat than I expected.
And here’s the hyperlapse runaround:
[uploading issue – coming soon]