Visit a ceramic shop and see how molds are used. Contact a company that makes molds. Design a new way of painting a ball. Research the history of a game played with a ball. Marbleize paper, fabric, balls, or other objects.
Kits are available at craft stores and the technique is similar to that used in the video.
Find out about why paint floated on the linseed oil and water mixture. Make up a new game using a ball. Write a story about your life as a ball. Compare bounce factors and energy loss of balls that are made by similar and very different processes. Design the ball of the future.