| Clue | Invention | Category |
| We all inhabit a yellow underwater boat... | |
| Discovery: it's what makes you sick. | |
| A location in which wood is manufactured for use in carpentry | |
| Discovery: A continent, mate? (Sorry for the bad stereotype) | |
| Dialysis machine | |
| The first rudimentry star looking device; not invented by Galileo | |
| A super zoom device that lets us look at things to small for the naked eye. | |
| Discovery: Plant breathing. | |