Top Five Most Frequently Earned Merit Badges
I say that they are First Aid, Hiking, Swimming ,Camping and Personal Fitness. These were the ones that I earned when I was a Scout and they have helped me out all through my time. Even today they are still helpful.
It's going to be at least the first two for Webelos ... Citizenship , Fitness ,First- aide ,Camping , Cooking
Swimming, First Aid, Emergency Preparedness, Environmental Science and Camping... all Eagle Required and all generally offered at summer camp.