Marilyn J. Brackney
Imagination Factory: Have Fun With Paint
Several techniques for creating unique paintings are described at this website: "Make a Wax Resist," "Paint through Tissue," "Create Texture with Plastic Wrap," and "Paint on Glossy Paper."
Institute for Dynamic Educational Advancement
Web Exhibits: Pigments Through the Ages: Pigments in Acrylic
Overview of acrylic paint and techniques for painting with acrylics.