Clear book, text legibility. Well indexed boards illustrating the text endnotes. Argued and original approach by experiments to be performed with colored papers. Useful reminder of some known and interesting supplements interactions. Discover other interactions rarely addressed. This book should appeal to leaders and teachers keen to offer during their sessions arts practical experiences and talking to their students ... content, workflows and escalation loans. However the artist does not wish to test the so-called experiments may still benefit from.