Toys for pet mice aren't just for fun—they play an important role in keeping mice healthy and happy. Tube and maze toys are especially great because they imitate the tunnels mice would explore in nature. These toys give them mental stimulation, which helps prevent boredom and reduces stress. They also encourage movement, helping mice stay active, agile, and fit. Tubes let mice crawl, hide, and explore—natural behaviors that make them feel secure and engaged. For example, placing a PVC tube above each bottle gives mice a way to climb in and out, turning their environment into an exciting playground. Toys like this bring joy, and if mice could laugh, they definitely would!