《数理》papers-27th0107lun: 介绍几家国外的鲁班锁网站

介绍几家国外的鲁班锁网站：
    首推：http://www.research.ibm.com/BurrPuzzles/
http://home.comcast.net/~billcutler/stock/nonrectilinear.html
http://www.johnrausch.com/PuzzleWorld/default.htm
http://maths.newcastle.edu.au/~andrew/burr/burr.html
http://www.cubicdissection.com/html/puzcol/burr/burrindex.html
http://www.mathematische-basteleien.de/devilsknot.htm
http://www.cleverwood.com/
http://www.gamesandpuzzles.co.uk/products/diagonal.htm
http://interlockingpuzzles.com/Burr.html
http://www.livecube.com/sc/productDetail.cfm?productId=001BP (这个可以diy)
http://perun.hscs.wmin.ac.uk/~jra/makeburr/makeburrs.html
http://www.woodenpuzzle.com/
http://homepage3.nifty.com/atelier_tamura/English-InterlockingSolidPuzzle2.htm