And ones that I'm likely to tag on extra to the 25 stopsigns that got picked:
27 - Pass with Care
28 - Children Playing
Numerical index.
I'd strongly advise reading them in the order of the chronological index above, though, or the story won't make much sense!
1. Stop 2 - Yield 3. Slippery When Wet 4. Dead End 5. 4-Way 6. Exit Only 7. Detour 8. Men Working 9. Divided Highway 10. Rough Road 11. Soft Shoulder 12. Share The Road 13. Fresh Oil 14. Bump 15. Dip 16. Traffic Circle 17. Narrow Bridge 18. One Way 19. Duck Crossing 20. High Water 21. First St. 22. Slow 23. Dangerous Intersection 24. Ahead 25 - Paved (26 - Right of Way) (27. Pass with Care) (28. Children Playing)