Slow Rolller Coaster By vladimir222 in LivingLEGO & K'NEX1,7681512Save PDFFavoriteIntroduction: Slow Rolller CoasterBy vladimir222FollowMore by the author: This a very slow roller coaster, 58 secondes to go all around.. Sorry, no instructions....This is my first posting...... http://youtu.be/vMgT9wrjSs0
