Lid with large track building blocks enables building a threedimensional small world on . This design is engaging and attractive, combining entertainment with education and helping to develop good habits through play. Universal roller design provides easy mobility: front and rear pulley system, frontend brake to keep the box fixed, and fixed storage to prevent unwanted movement. Made from environmentally friendly PP material, the unit rides smoothly on universal wheels for convenient movement and storage at any time. Material and stability: constructed from PP with fourpoint support for strong loadbearing capacity. The design minimizes tipping and ensures stable stacking. It can hold heavy items without concern and remains easy to store when not in use. Spacious interior: the inside is roomy enough to accommodate a variety of toys and items, so you don't have to worry about fitting different shapes or sizes. Use scenarios At home: use as a toy organizer and play surface. The lid blocks encourage creative play while the interior stores blocks, figures, and accessories, keeping rooms tidy and inviting. In a classroom or daycare: serves as a durable, easytomove storage and play station. The fourpoint support and stable stacking ensure safety during group activities, while wheels allow quick repositioning for different activities or cleanup. On the go or in shared spaces: the universal wheels and brake enable simple transport between rooms or locations, maintaining and accessibility for kids and caregivers.