The Wooden Wave....cool

[myxpykalix]

In doing some of my research on gears and mechanisms i could use for my project mentioned below i came across this and it looks kinda cool and easy to build.
Pay attention at about 40 seconds in when she talks about the "wooden wave" and if you pause it you can see how its built. Seems fairly simple:

http://www.kickstarter.com/projects/1212687718/ri-museum-of-science-and-art-the-gear-table-projec

[ron_varela]

If I remember right Bill young came up with something like that and a racer car with rubber bands? was a big hit with the kids