Art drawing is a broad field with a wide range of styles, techniques, and mediums. Here are some popular models and ideas for art drawings:

Realistic Drawing: Realistic drawing focuses on accurately representing the subject in a lifelike manner. This can be achieved through the use of shading, texture, and precise line work.

Abstract Drawing: Abstract drawing is a style that focuses on the use of color, shape, and form to express emotions and ideas. It is not meant to represent a specific subject matter, but rather to evoke an emotional response in the viewer.

Cartoon Drawing: Cartoon drawing is a style that uses exaggerated proportions, simplified shapes, and bold lines to create a fun and playful representation of the subject.

Figurative Drawing: Figurative drawing is a style that focuses on the human form and is meant to accurately represent the body's proportions and features.

Landscape Drawing: Landscape drawing is a style that focuses on the representation of natural scenery, such as mountains, forests, and oceans. It can be done realistically or in an abstract style.

Still Life Drawing: Still life drawing is a style that focuses on the representation of inanimate objects, such as fruit, flowers, and vases. It is often used to practice techniques such as shading and composition.

These are just a few of the many styles and ideas for art drawing. When starting a drawing, it's important to consider the medium, subject matter, and desired style in order to create a successful and satisfying piece of art.