Discover Quark's endless marble journey. It's a Marble Run in the tradition of fun and evolving games. The pieces fit into a Quark type Pegboard, according to your imagination, your creativity and your desires. The Quark ball course therefore guarantees you long hours of play! If you don't have a Pegboard yet, be sure to add one to your basket. Because this marble course is only an accessory. Creative Ball Course The Quark Ball Course is a game designed for young and old alike. This game is very well known under the name Marble Run. It allows you to imagine ball circuits and then test them in real conditions.