Here are some painting techniques demonstrated with acrylic paint and watercolor paper.
Dry wash: place the paint on dry paper.
Wet wash: place the paint on paper that has already been primed with water.
Glaze: add multiple layers of thin paint to paper. This can be done with wet or dry layers.
Frottage: French for “rubbing,” frottage painting is a technique used by artist to create textures by literally rubbing the texture on. This technique was developed by surrealist Max Ernst in 1925 and can be found prominently throughout his body of work.
Sponge: add texture and color with a common household sponge.
Cardboard: the material can be used to add texture and streaks to your painting.
Splattering: use a pencil end and paintbrush or preferably an old toothbrush to splatter your painting like Jackson Pollock.
Stippling: is the creation of a pattern in solid forms or shading by using small dots.
Masking: the technique of covering part of your paper so that paint may be placed partly over it without the overlapping area being visible.
Stenciling: using a template to draw or paint identical letters, numbers, symbols, shapes, or patterns.
Scrapeback: a technique to used to partially reveal the underlying layer of a canvas or paper.
Wax resist: a technique commonly used with children and crayons. The wax will resist the paint causing the design to be more visible in the painting.
Dry stick: to paint with a dry stick or paint brush end.
Wet stick: o paint with a wet stick or paint brush end.
Dabbing: to apply paint lightly with a piece of absorbent material using short poking strokes.