I tried to make a replica of an American World War 2 bomber named the Flying Fortress.
Specifications
General Characteristics
- Created On iOS
 - Wingspan 50.6ft (15.4m)
 - Length 45.9ft (14.0m)
 - Height 13.6ft (4.1m)
 - Empty Weight 8,625lbs (3,912kg)
 - Loaded Weight 9,610lbs (4,359kg)
 
Performance
- Horse Power/Weight Ratio 0.208
 - Wing Loading 51.4lbs/ft2 (250.9kg/m2)
 - Wing Area 187.0ft2 (17.4m2)
 - Drag Points 3187
 
Parts
- Number of Parts 109
 - Control Surfaces 5
 - Performance Cost 459
 
          
              
              
              
                  
                  
                
I don't know how to use them I've tried
You should have used fuselage blocks