Compare & Contrast Floral Paintings — Compare and contrast Van Gogh's "Irises", Ruysch's "Roses, Convolvulus, Poppies and Other Flowers in an Urn on a Stone Ledge" and Georgia OKeeffe's "Petunias". Students have specific questions about each painting using a comparing and contrasting and looking at elements of art and principles of design. Enlarged images included for print or digital display. Great introduction for art history, teaching analysis, observational study, etc.