| 0 | The Legionnaire Who Killed! | cover | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Legion of Super-Heroes [Star Boy; Saturn Girl; Superboy]; Dream Girl; Kenz Nuhor |
| 1 | Do You Make Life Hard for Yourself? | public service announcement | 1 | script: Jack Schiff; pencils: Bernard Baily; inks: Bernard Baily; letters: Ira Schnapp | |
| 2 | Part I: The Legionnaire Who Killed! | comic story | 7.67 | script: Edmond Hamilton; pencils: Curt Swan; inks: Sheldon Moldoff; letters: Vivian Berg, Milt Snapinn | Legion of Super-Heroes [Shrinking Violet; Ultra Boy; Saturn Girl; Element Lad; Duo Damsel; Brainiac 5; Star Boy; Superboy; Phantom Girl; Light Lass; Chameleon Boy; Invisible Kid; Sun Boy (cameo); Matter-Eater Lad (cameo); Colossal Boy (cameo); Lightning Lad (cameo)]; Kenz Nuhor; Dream Girl; Calamity |
| 4 | Second Smash Issue | promo (ad from the publisher) | 0.5 | pencils: Murphy Anderson; inks: Murphy Anderson; letters: Ira Schnapp | |
| 5 | Before You Buy -- Check and Double Check! | promo (ad from the publisher) | 0.33 | pencils: ? (checker board design); inks: ? (checker board design) | |
| 6 | Painting a Model Car! Part 2 | activity | 0.5 | script: Henry Boltinoff; pencils: Henry Boltinoff; inks: Henry Boltinoff; letters: Henry Boltinoff | Cap |
| 7 | - | in-house column | 0.5 | letters: typeset | |
| 8 | - | letters page | 1 | letters: typeset | |
| 9 | Look -- Up In the Sky! It's a Super-Cat... It's a Super-Horse... and Supergirl! | promo (ad from the publisher) | 1 | pencils: Jim Mooney, Curt Swan; inks: Sheldon Moldoff, George Klein; letters: Ira Schnapp | |
| 10 | Part II: The Verdict of the Legion! | comic story | 7.67 | script: Edmond Hamilton; pencils: Curt Swan; inks: George Klein; letters: Milt Snapinn | Legion of Super-Heroes [Star Boy; Element Lad; Superboy; Light Lass; Duo Damsel; Matter-Eater Lad; Mon-El; Sun Boy; Chameleon Boy; Ultra Boy; Saturn Girl; Duo Damsel; Brainiac 5; Lightning Lad (cameo); Cosmic Boy (cameo); Colossal Boy (cameo); Supergirl (cameo); Invisible Kid (cameo); Phantom Girl; |
| 11 | A Fabulous First! | promo (ad from the publisher) | 0.33 | pencils: Bob Brown; inks: Bob Brown; letters: Ira Schnapp | |
| 12 | Get with It, Cats! | promo (ad from the publisher) | 1 | pencils: Nick Cardy; inks: Nick Cardy; letters: Ira Schnapp | Teen Titans [Robin [Dick Grayson]; Kid Flash [Wally West]; Wonder Girl [Donna Troy]; Aqualad [Garth]] |
| 13 | The Boy Who Betrayed Clark Kent! | comic story | 8 | script: Robert Bernstein; pencils: George Papp; inks: George Papp | Superboy [Clark Kent]; Pete Ross (introduction); Jonathan Kent; Martha Kent |
| 15 | - | comic story | 0.67 | script: Henry Boltinoff; pencils: Henry Boltinoff; inks: Henry Boltinoff; letters: Henry Boltinoff | Super-Turtle |
| 16 | Statement of Ownership, Management and Circulation | statement of ownership | 0.33 | script: Irwin Donenfeld | |