| 1 | Os CientistasIC TL 2434 | Cover | 1 | Andrea Ferraris | Andrea Ferraris | Gyro Gearloose, Gyro's Helper |
| 2 | Índice | Text story | 1 | | | Daisy Duck, Donald Duck, Gladstone Gander, Gyro Gearloose, Gyro's Helper |
| 3 | Ameaça à SociedadeS 65010 | Story | 8 | Vic Lockman | Tony Strobl, Steve Steere | Daisy Duck, Donald Duck, Gyro Gearloose |
| 4 | Caverna dos VentosW OS 1095-02 | Story | 13 | Carl Barks | Carl Barks | The Beagle Boys, Gyro Gearloose, Gyro's Helper, Uncle Scrooge |
| 5 | A Bola que não ExistiaS 65067 | Story | 8 | | Fred Abranz | Goofy, Mickey Mouse |
| 6 | Génios IndesejáveisW LVD 4-04 | Story | 5 | | Tony Strobl, John Liggera | Gyro Gearloose, Huey, Dewey and Louie, Ludwig Von Drake |
| 7 | Minie a DobrarS 63096 | Story | 8 | Carl Fallberg | Jack Bradbury | Ludwig Von Drake, Minnie Mouse, Mickey Mouse |
| 8 | Um Génio na DançaW US 42-04 | Story | 4 | | Jack Bradbury | The Beagle Boys, Two of the Beagle Boys, Beulah, Clarabelle Cow, Daisy Duck, Donald Duck and 4 more |
| 9 | O Manda-VentoW MM 37-02 | Story | 9 | Don Christensen | Jack Bradbury | Minnie Mouse, Mickey Mouse, Pluto |
| 10 | As Superaparências EnganamW SG 11-01 | Story | 14 | | Tony Strobl, Steve Steere | Clarabelle Cow, Goofy, Plant scientist from W SG 11-01, Super Goof |
| 11 | Carteiro ArtistaW US 40-04 | Story | 4 | Carl Barks | Carl Barks | Gyro Gearloose |
| 12 | As Formigas MutantesD 97512 | Story | 14 | Lars Jensen, Jack Sutter | Juan Torres Pérez | Donald Duck, Gyro Gearloose, Gyro's Helper |
| 13 | Robô-Porquinho Contra Robô-LoboS 70183 | Story | 7 | | Glenn Schmitz, Steve Steere | The Big Bad Wolf, Fiddler Pig, Fifer Pig, Li'l Bad Wolf, Practical Pig, The three little pigs |
| 14 | Remédio para a CabeçaB 920041 | Story | 7 | | Aluir Amancio, José Wilson Magalhães | Quackmore, Gyro Gearloose, Gyro's Helper, Uncle Scrooge |
| 15 | Química e DerivadosS 66178 | Story | 8 | | Jack Bradbury, Ellis Eringer | Donald Duck, Huey, Dewey and Louie, Ludwig Von Drake |
| 16 | O Papagaio do CientistaI TL 347-B | Story | 16 | Abramo Barosso, Giampaolo Barosso | Romano Scarpa, Rodolfo Cimino | Detective Casey, Clarabelle Cow, Goofy, Mickey Mouse, Chief O'Hara, The Phantom Blot |
| 17 | O Tapete VoadorD 3360 | Story | 5 | Albert Cosser | Vicar | Gyro Gearloose, Gyro's Helper |
| 18 | O Cantinho do Artista | Illustration | 4 | | | Goofy, José Carioca, Mickey Mouse, Duck Avenger |
| 19 | Upa-Lá-LáW US 87-03 | Story | 5 | Vic Lockman | John Carey | Emil Eagle, Gyro Gearloose |
| 20 | Tempo Instável Sujeito a PancadasS 71131 | Story | 9 | Carl Fallberg | Tony Strobl, Mike Royer | Cornelius Coot, Emil Eagle, Gyro Gearloose, Gyro's Helper |
Portugal, in Portuguese