Design historically inspired LEGO mechanisms, models, and displays—then auto-assemble clean, copy-ready build prompts.
  
  
    A prompt is the clear set of instructions you give an AI or creative tool to get the output you want.
    Use the menus below to build a structured prompt; then click Generate to assemble a clean, copy-ready block.
    You can copy an individual concept level or “Copy All.” Adjust menus and Generate again anytime.
  
  Tip: Some menus allow multiple selections. On desktop use Ctrl/Cmd-click; on mobile, tap to add/tap again to remove.
  
  
    
      Theme / Focus 
      
        Leonardo da Vinci inventions 
        Renaissance engineering 
        Art-mechanism hybrids 
        Flying machines 
        War machines (historical) 
        Hydraulics & waterworks 
       
    
    
      Model Type 
      
        Display model 
        Playset 
        Micro-scale diorama 
        Functional mechanism 
        Minifig-scale build 
       
    
    
      Scale 
      
        Micro Mini Minifig Mid-scale Large display 
       
    
    
      Complexity 
      
        Beginner Intermediate Advanced Expert 
       
    
    
      Piece Count Range 
      
        <150 150–300 300–600 600–1000 1000+ 
       
    
    
      Color Palette 
      
        Renaissance neutrals (tan, dark tan, reddish brown) 
        Workshop metals (dark bluish gray, light bluish gray, pearl) 
        Archival parchment (tan, nougat, sand) 
        Exhibition contrast (black, white, accent gold) 
       
    
    
      Movement / Functions 
      
        Hand-crank gear train 
        Cam & follower 
        Pulley & belt 
        Ratchet & pawl 
        Flywheel inertia 
        Rubber-band power 
        Motor-ready Technic hub points 
       
    
    
      Building Techniques 
      
        SNOT paneling 
        Studded Technic frames 
        Bar-clip linkages 
        Hinge-based curves 
        Layered tiles for parchment look 
        Bracket bracing 
       
    
    
      Historical Reference 
      
        Codex Atlanticus references 
        Notebooks (mechanics & flight) 
        Museum maquettes 
       
    
    
      Signature Features 
      
        Annotated placard tile 
        Exploded-view stand 
        Removable gear module 
        Transparent support rods 
        Minifig artisan vignette 
       
    
    
      Audience / Age 
      
        Kids 8–12 Teens 13–17 Adults 18+ Exhibit / classroom 
       
    
    
      Time Budget 
      
        <1 hour 1–2 hours 2–4 hours Weekend build 
       
    
    
      Parts Sourcing 
      
        From existing sets BrickLink wanted list Official Pick-a-Brick Mixed sources 
       
    
    
      Output Preference 
      
        Step-by-step build plan 
        Parts list with BrickLink IDs 
        Exploded view + subassemblies 
        Showcase photo prompts 
       
    
    
      Concept Level (optional) 
      
        — Generate all levels — 
        Basic Intermediate Advanced Crazy Wild