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J Harp
02-12-2012, 11:37 AM
http://www.youtube.com/watch?v=si2kK-_2chc&feature=related

Shows another version of the stepped elevator or whatever it's called. It was discussed here some time ago.

Elninio
02-12-2012, 03:27 PM
good kids' toy, 2500 pcs, i think the modern version has nearly twice as many pieces
http://www.acsupplyco.com/knex/bigballfactory.jpg