Vase is an art study of rough lines on a still-life charcoal drawing by Jeffery Prescott.

Closure is an art study of colors and circles. Every line is part of a circle or square. It is a colorful abstract drawing.

This was an art study of lines interweaving between vertical lines. It is an optical illusion causing the viewer to see yellow lines in the blank space of the green lines. It is an abstract piece.