Crazy K'Nex Structures

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  1. I was crazy about K'Nex as a kid, constantly competing with my brother to see who could build the bigger and stronger structure. I wondered what it would be like to have enough to build structures that would fill my room or do simple tasks for me.  Here's some of the structures that others have built that fulfill my childhood fantasy.
  2. K'Nex Coasters, Best of the Best - Volume 1
  3. Metropolis - a K'nex Ball Machine
  4. Labyrinth - K'nex ball machine
  5. World's Largest K'nex Roller Coaster Loop (with POV)
  6. 29 Foot Tall Launched K'nex Roller Coaster!
  7. Steel Force Knex Coaster
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