| Issue | #39 |
| Published | March 1979 |
| Cover Price | $.35 |
| Pages | 36 |
| Editing | A. J. Hays; Deborah November |
| Characters | Spider-Man; The Cat; Thanos |
| Genre | superhero; children |
| Characters | Mastermind |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Notes | This is NOT the X-Men villain of the same name. |
| Characters | Spider-Man; Ms. Marvel; Mastermind |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Characters | Spider-Man; Ms. Marvel; Mastermind; Mary Jane Watson |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Characters | AIM; Thanos |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Characters | Spider-Man; The Impossible Man |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Characters | Spider-Man; The Cat; Thanos; Mary Jane Watson |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Notes | Where else can you find Thanos riding in a helicopter, throwing bombs at The Cat? |
| Characters | Spider-Man; The Cat; Thanos; Mary Jane Watson |
| Genre | superhero; children |
| Script | Nick Sullivan; Michael Siporin; Jim Salicrup |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Characters | Spider-Man |
| Genre | superhero; children |
| Script | Paul James |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Notes | Author is a child who sent in the riddle acted out in the story. |
| Characters | Spider-Man; The Cat; Ms. Marvel |
| Genre | superhero; children |
| Pencils | Win Mortimer |
| Inks | Mike Esposito |
| Notes | Back cover is a combination of pin-up, subscription coupon, and collectable Spidey Stamp (#23, The Cat). |