COLOR BY NUMBER SETS (PENCILS) With colored pencils, children and beginners love these easy to use craft kits. Each design is supplied with a numbered drawing on a semi-transparent overlay, to prevent numbers from showing through the finished drawing. Colored pencils allow you to achieve soft tones and shading effects for beautiful results. Sets include ten numbered colored pencils, one pencil sharpener, one pre-printed board with numbered overlay sheet and a full set of instructions. SKETCHING BY NUMBER SETS (PENCILS) A great way to learn the basic skill of sketching. Red Cardinal. Sketching By Number Kit by REEVES. A great way to learn the basic skill of sketching. Each kit contains 1 line drawing on special laminated board, 6 sketching pencils, 1 pencil sharpener and full instructions.. 13"X16".