Issue #6521 has been updated by drbrain (Eric Hodel). I reworded this slightly to emphasize that instance methods of Kernel are documented on Object but module methods are documented on Kernel. ---------------------------------------- Feature #6521: Document Kernel module intro https://bugs.ruby-lang.org/issues/6521#change-26935 Author: zzak (Zachary Scott) Status: Closed Priority: Normal Assignee: drbrain (Eric Hodel) Category: DOC Target version: 2.0.0 I've added a patch to cover Kernel module documentation. This puts object.c to 100% documentation! -- http://bugs.ruby-lang.org/