The Science of Frescoes

Introduction

Have you ever looked at pictures of murals on buildings from hundreds of years ago and wondered how they were created? Fresco is a type of painting that has been used for thousands of years and involves painting on wet lime plaster. This activity explores one aspect of the science behind this unusual technique. See how science can help you become a more versatile artist!

Credits

Materials

• Pie pan
• Cornstarch
• Water
• Measuring cup
• Liquid food coloring or watercolor paint. One color is enough to do the activity, but several colors will yield a more colorful painting.
• Small bowl to mix food coloring or paint with water, one for each color you use.
• Paint brush(es)
• A sheet of watercolor or construction paper, preferably a light color.
• Cloth or paper towels
• Optional: Sponge
• Optional: Fork
  
  

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