Complete Fort Building Toys - The fort kit comes with 30pcs durable connector balls, 64pcs long rods, 10pcs 2 channel connectors, 16pcs 3channel conntectors, 8 pcs 2 channel conntectors-135°,8 pcs 2 channel conntectors-90°and 4 pcs 4 channel connectors.,Easy to Use- Just attach the poles to the kid-friendly connector balls to create any fort you can imagine, like the Castles, Tunnels, Play Tent, Rocket, Tower. You can use the connector to connect the pole and pole to make it longer if necessary. Multi connection points allow kids' imagination to flourish. Plus a step-by-step guide that shows you how to build the fort of your dreams.,Improved Connection - In order to solve the pain points of instability and difficulty in installation, we designed a new connector ball and poles with a click mechanism, the poles are strong. It's easy to assemble - no great force needed - and easy to pull apart when we're finished. The patented connector makes the fort structure will be very strong, the kids can cover it with a sheet or blanket for hours of fun.,STEM Toys - Designed to enhance your children's Science, Technology, Engineering, and Math skills. The building toy set will teach the kids to physically build and talk mathematically about 3D shapes- the poles are edges, the connectors are vertices, and you can create all sorts of prisms and pyramids and compounds 3D shapes. While building, the kids need to figure out which connector is around, they will learn how to solve the problems.,Safe for Kids - Each piece of the fort is made from high-quality, toxic-free, and lead-safe material with the top standards to ensure the safety of the children. Give as a birthday and holidays (Children's day, Christmas, Halloween, Thanksgiving & New Years) present for kids age 4,5,6,7,8,9,10 years old.