Trying to use pry to learn about a gem/module

gistfile1.rb

[7] pry(main)> include Magick
=> Object
[8] pry(main)> ls
self.methods: include  private  public  to_s
locals: _  _dir_  _ex_  _file_  _in_  _out_  _pry_
[9] pry(main)> ls -g
global variables: $!  $"  $$  $&  $'  $*  $+  $,  $-0  $-a  $-d  $-F  $-i  $-I  $-K  $-l  $-p  $-v  $-W  $-w  $.  $/  $0  $1  $2  $3  $4  $5  $6  $7  $8  $9  $:  $;  $<  $=  $>  $?  $@  $\  $_  $`  $CODERAY_DEBUG  $DEBUG  $DEBUG_BEFORE  $FILENAME  $fileutils_rb_have_lchmod  $fileutils_rb_have_lchown  $KCODE  $LOAD_PATH  $LOADED_FEATURES  $PROGRAM_NAME  $SAFE  $stderr  $stdin  $stdout  $VERBOSE  $~
[10] pry(main)> Image
=> Magick::Image
[11] pry(main)>