| Issue | #24 |
| Published | April-May 1966 |
| Frequency | Bi-Monthly |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Characters | The Atom [Ray Palmer]; Jason Woodrue |
| Genre | superhero |
| Pencils | Gil Kane |
| Inks | Murphy Anderson |
| Characters | The Atom [Ray Palmer]; The Plant Master [Jason Woodrue] (villain); Maya; Jean Loring |
| Genre | superhero |
| Script | Gardner Fox |
| Pencils | Gil Kane |
| Inks | Sid Greene |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Characters | AMT Kat; George Barris; Grandpa Munster |
| Notes | Follows page 6 of sequence 1. |
| Synopsis | Information on paper making, dust storms, the pigmy shrew and the rate of eating your own weight. |
| Genre | fact |
| Notes | Follows sequence 2. |
| Letters | Typeset |
| Notes | Follows sequence 3. |
| Genre | fact |
| Script | Henry Boltinoff (signed) |
| Pencils | Henry Boltinoff (signed) |
| Inks | Henry Boltinoff (signed) |
| Notes | Follows sequence 4. |
| Script | Jack Schiff |
| Pencils | Bernard Baily |
| Inks | Bernard Baily |
| Letters | Ira Schnapp |
| Notes | Follows sequence 5, followed by page 7 of sequence 1. |
| Letters | Typeset |
| Notes | Shares the page with page 16 of sequence 1. |
| Notes | Follows page 18 of sequence 1. |
| Script | Julius Schwartz [as The Editor] |
| Letters | Typeset |
| Notes | Letters of comment from readers Mike O'Handley, Fred Kau, Frank Klein, Guy H. Lillian III and Sal Iacopelli, with replies from Schwartz. |
| Characters | Andy; George |
| Notes | Inside back cover. |