肉丁网（DIY手工制作）
兴趣类 - 技能干货 - 手工教程
Fold 'N Fly（纸飞机折叠说明·纸飞机数据库）
A database of paper airplanes with easy to follow folding instructions, video tutorials and printable folding plans. Find the best paper airplanes that fly the furthest and stay aloft the longest.