Each sandwich represents a module. The flashcards hint at a number to use to index into those module names.
| Explanation | Module name | Index clue | Index | Letter |
|---|---|---|---|---|
| A module that requires a decimal-to-hexadecimal conversion and several ciphers in the order shown. | Unfair Cipher | Minimum length of the code in one “Black Hole” | 3 | F |
| “Script Wires”, “Directional Keypads”, “Code Morse”, “Math Code” | Micro-Modules | Required switch flips in “Crazy Talk” | 2 | I |
| A module with Chinese characters by the same author as Double Color and Morse War | Dragon Energy | Drinks in “Coffeebucks” | 8 | N |
| Burglar Alarm, but with a burger | Burger Alarm | Buttons in “Dominoes” | 4 | G |
| Tunnel, Stonehenge, meteor, globe, eclipse, checkmark, Russian doll | The Cube | Step in “The Bulb” where you remember SIG and CLR | 7 | E |
| A module that refers to Tennis, Radiator, Cooking, Character Shift, Fast Math, X01 and Module Homework | Brush Strokes | Monsters in “Adventure Game” | 8 | R |
| A module that uses Snooker ball colors, Zoni alphabet, flag semaphore, Mahjong tiles, maritime signal flags, Morse code, chess pieces and astrological symbols | Kudosudoku | Cells in one row of “Battleship” | 5 | S |
FINGERS