Related sites:

• rubylearning.com

  Ruby Tutorial - Learn Ruby

  

• edgehill.ac.uk

  Edge Hill University

  

• rubies.com

  Rubie's - World's Largest Costume Manufacturer & Supplier

  

• rubi.com

  RUBI® Tools Official Site | RUBI tile cutter experts | RUBI

  

• ruby.or.jp

  Ruby Association

  

• rubyribbon.com

  Ruby Ribbon