Time on his hands

Wife wanted to share a video with me and hardly rolled my eyes.
Turned out to be right up my alley.

 

Potential energy becoming kinetic, can be so entertaining.

I wonder what the total length of that run is.

I've never seen cinder blocks be used as dominoes.

Thanks for posting.

 

Now put everything back in the garage!

 

I gotta admit, that was good. I can't imagine the hours/days it took him to make that.

 

Genius and patience.

 

wonder how many times he had to do it before it worked?

 

Rube Goldberg device..

Guaranteed it took a few times to get everything right.