| part 1 | part 2 | |
|---|---|---|
| Day 1: Trebuchet?! | ✅ | ✅ |
| Day 2: Cube Conundrum | ✅ | ✅ |
| Day 3: Gear Ratios | ✅ | 🚧 |
| Day 4: Scratchcards | ✅ | 🚧 |
| Day 5: If You Give A Seed A Fertilizer | ✅ | 🚧 |
| Day 6: Wait For It | ✅ | ✅ |
| Day 8: Haunted Wasteland | ✅ | 🚧 |
| Day 9: Mirage Maintenance | ✅ | 🚧 |
| Day 15: Lens Library | ✅ | ✅ |
| Day 19: Aplenty | ✅ |
AOC 21
- Day 1: Sonar Sweep
- Day 2: Dive!
- Day 3: Binary Diagnostic
- Day 4: Giant Squid
- Day 5: Hydrothermal Venture