variable variable names... are you confused??

Just declare a parameter in your helper method à la:

def render_blocks(my_variable)
  my_variable.collect
end

You then call it in your view and pass the variable that is valid for that view.

<%= render_blocks(@free) %>

Just declare a parameter in your helper method à la:

def render_blocks(my_variable)
  my_variable.collect
end

You then call it in your view and pass the variable that is valid for
that view.

<%= render_blocks(@free) %>

grand. cheers