a young student turns the handle of a manual pencil sharpener with focused concentration. The pencil gradually becomes more and more sharp as wood shavings curl out of the sharpener. Before sharpening, the pencil had a dull rounded tip that couldn't make clear marks. After several turns, the pencil now has a perfectly sharp conical tip ready for precise drawing. Other students at nearby desks admire their own newly sharpened pencils with similar sharp tips. Art supplies like compasses and drawing tools with sharp points are scattered across the desk surface. pencils and tools having sharp or tapered ends