Unlock Challenge Mode
Get a Brain age score of 20.
Unlockable Games and Modes
| Unlockable | How to Unlock |
|---|
| Battle Mode for Sum Totaled Minigame | Get 5 Stamps |
| By the Numbers Minigame | Get 1 Stamp |
| Calculations X 100 Hard Mode | Get 23 Stamps |
| Change Maker Minigame | Get 10 Stamps |
| Change Pin Tip Mode | Get 17 Stamps |
| Comment Settings | Get 15 Stamps |
| Multi Tasker Hard Mode | Get 30 Stamps |
| Multi Tasker Minigame | Get 25 Stamps |
| Slideshow Mode | Complete any 3 Themes |
| Stamp Design Mode | Get 3 Stamps |
| Tips Mode | Get 7 Stamps |
| Triangle Math Hard Mode | Get 28 Stamps |
| Triangle Minigame | Get 20 Stamps |
| Virus Buster Minigame | Get 12 Stamps |
