Introduction to Egg Tempera Painting Ages 14+ are welcome. Learn the ancient art of egg tempera painting by the Master, Jim Clay. Egg tempera has been used for centuries as a reliable medium for bright, vibrant paintings. Many famous works of the medieval and renaissance periods used egg tempera. You’ll create your own painting over the 6 classes, and no experience in drawing or painting is required. All supplies are provided. The cost is only $150 for all 6 sessions.