Shading: Darken every tapered edge/corner by way of short, overlapping pencil strokes while taking care to leave a broad, central “band” of light through the apex of each curl
Pencil shading tutorial What H or B pencil to use to get the right shade. Remember, the human eye can perceive 255 distinct levels of value- so add some RANGE to your density & contrast, will ya!?
3D Art shapes- free to use for personal and non-commercial purposes by children's book illustrator Shawna J.C. Tenney.
paper curl. Fun shading activity, different than the geometric shape drawings
Lesson on How to Draw or Paint a Water Drop
Basic chiaroscuro ball. needed this two days ago in painting class
landscape tints and shades lesson ...that is one thing it is but.... I think it would be a stupendous QUILT!
Directional Shading drawing lesson with primary colours on an Apple
Watercolor tutorial - unfortunately the link no longer works, but there are good tips here.
Pencil Shading Drawings | Pencil Drawing Shading Techniques Pictures