Fathers Day Line Art Coloring Books

Create Father's Day coloring pages with bold line art. Clean black outlines on white background. Simple scenes of dad with daughter or son — perfect for kids to color. Replace [THEME]: walking hand in hand, swing at park, flying model airplane, hug, playing soccer, teaching bike, washing car, playing catch, camping under stars. ✅ Pure black lines on white background ✅ No shading, no gradients, no colors ✅ Open spaces for coloring ✅ Works with Gemini / Flow