An educational illustration of Celtic art objects, showing typical characteristics clearly labeled. Include objects such as a Celtic shield, jewelry, and a stone carving. Highlight key features like intricate knot patterns, spirals, interlacing lines, symmetry, and stylized animal motifs. Add arrows and labels pointing to these features with clear text. Style should be clean, school textbook style, slightly colorful but not too busy, high clarity, white background. Mehr sehen