Architects and engineers are the professionals who use the graph paper most for their designs and plans. It is important that children become familiar with this important work tool that facilitates the graphic representation of reality through drawing to scale or technical drawing. A millimeter sheet is a challenge to the imagination, a stimulus to creativity! To learn technical drawing skills must be developed in the use of rules, squares, compass, transporter, scaler and others tools. You cannot do a technical drawing with precision, without having spent many hours developing this skill. That's why this book is a challenge for you to make your drawings in scale, from small objects to designs of houses, gardens or parks. It does not matter if you only start drawing very simple things, the millimeter sheet is like a mold to fill it with your creativity. Always remember you that it is very useful, necessary and convenient for everyone to learn how to make and interpret SCALED DRAWINGS or MILIMETRIC DESIGNS.