150Pcs Marble Games Toys，Building Blocks Toys，Urban building rail toys， Kids Educational DIY Staircase Building Blocks Set , STEM Educational Toy ，Boys and Girls Age 3 to 6

Educational Fun: Enjoy hours of creative playtime with this staircase building set, perfect for developing problem-solving skills and spatial awareness. Versatile Design: Construct tunnels, towers, and staircases with the colourful, interlocking tubes and connectors, encouraging imaginative play. Durable Construction: Made from high-quality, BPA-free plastic, ensuring long-lasting durability and safety for children. Portable Case: The included carrying case allows for easy storage and transportation, making it an ideal toy for both home and travel. Endless Possibilities: With no specific instructions, children can explore their creativity and build unique structures, fostering independent thinking.