What brush do you use when?
Pointed Round Brush:
Acrylic Paint Brushes. Round or pointed tip. Good for: sketching, outlining, detailed work, controlled washes, filling in small areas. creates thin to thick lines - thin at the tip, becoming wider the more its pressed down..
A pointed round is used for fine detail. By pushing down on the brush you can make a thick line and you lighten the pressure the line will become thin.
Their long bristles can lay smooth patches of color; make long, bold strokes; or, when using their edges, execute fine crisp lines. Marks made with a flat brush have a distinctive square edge.
What does medium mean?
A medium is a substance that is added to paintto change one or more of its properties. In acrylic mediums, these mixtures can be incorporated into the pigment to lengthen its drying time, make it thicker, or change the texture. Mediums are bought in addition to paints.
Gesso prepares (or "primes") the surface for painting, making the surface slightly textured and ready to accept acrylic paint. ... Without gesso, the paint would soak into the weave of the canvas. Keep in mind most canvases come pre Gessoed.
We use Gesso to paint over canvases we want to reuse for a different painting.