This specific activity involves completing an image related to the Halloween holiday by assigning colors to designated areas based on a numerical code. The “difficult” descriptor indicates a higher complexity, potentially through a greater number of sections, more intricate patterns, or a larger color palette. For example, a complex image might depict a haunted house with numerous windows, detailed architectural features, and varying shades of grey to create depth, each requiring a different number and corresponding color.
The appeal of these complex color-by-number puzzles lies in their capacity to promote focus, relaxation, and artistic expression. The challenging nature encourages concentration and provides a sense of accomplishment upon completion. Furthermore, the seasonal theme offers a festive and engaging way to celebrate the Halloween holiday through creative endeavors. The practice draws upon traditional color-by-number concepts but escalates the degree of detail and skill required.