Require command not working within bash irb on Snow Leopard

Question

I am working on Zed Shaw\'s Learn Ruby the Hard Way Exercise 25

http://ruby.learncodethehardway.org/ex25.html

When I navigate to the directory that holds the

Answer 1

This is because the working directory is no longer in the Ruby path in Ruby 1.9.2. This does work:

require './ex25'