Geometric Sketch Book Sketch, Doodle, Design. Use the geometric templates to make it easier and quick to draw, 3D Drawings, sketches, patterns and mathematical designs. Types of template include 1. 20 x Dotted 2. 20 x Isometric 3. 20 x Square Cross Grid 4. 20 x Hexagonal 5. 10 x Octo-Square 6. 10 x Polar […]