This issue has variants.
Credits for this issue are from Bob Hughes, who documented his latest thoughts on the credits for the original of this issue on the DC Message Boards on 2007-11-04. He also was the source of the credits as printed in this Millennium Edition, which are now superseded by his latest thoughts.
This issue was selected for reprinting by readers in online voting for Millennium Editions. There is no note on its cover to indicate the election, while all other winners carry a notation.
An overview of the context of this issue and the character, stories, and credits. Appears on inside of front and back covers.
Really a Superman story, with the Superboy segment as a flashback.
How to make a rubber-band powered rocket, and a tin-can string telephone.
This Millennium Edition incorrectly credits the art to John Sikela and Ed Dobrotka (art id by Bob Hughes 10/2007).
This sequence was near the end of the original book, but moved up here.
This Millennium Edition incorrectly credits the art to Ed Dobrotka (art id by Bob Hughes 10/2007).
This was the last of the Millennium Editions, and thus a page of credit corrections for the series as a whole was added. There are corrections to the following Millennium Editions: Action Comics #252, All Star Comics #3, Batman #1, The Brave and the Bold #28, Detective Comics #38, Detective Comics #225, Detective Comics #359, Flash Comics #1, Mysterious Suspense #1, Police Comics #1, Sensation Comics #1, Showcase #9, Superman #1, Superman #76, Whiz Comics #2, Wonder Woman #1, and World's Finest Comics #71. There is also this acknowledgment: "We would like to thank the following people who helped make the Millennium Editions possible through the loan of source material and identification of talent: Jerry Bails, John Coates, Joe Desris, Mark Evanier, Paul Hamerlinck, Richard Howell, Robert Hughes, Robert Klein, Pat Lang, Richard Morrissey, Roy Thomas, Michael Uslan, and the Diamond International Galleries." Appears on page 50 of this issue.