REINFORCED SNAP CONNECTOR - Fortress construction building kit is easy to build and durable with the updated latch clicking system. It comes with 50 colorful geometric interlocking joints in four colors, 84 connecting sticks with new locking mechanism on the two ends to secure the fort buildings, and 16 extended cross tubes to improve the stabilities. Each joint is designed with 18 snapping holes in different directions to allow kids to engineer forts in all fun shapes, structures and sizes. LEARNING IS FUN - Promotes child brain development and encourage STEAM education (Science, Technology, Engineering, Art and Math), through intuitive play, our creative fort creation kit construction building set toys allow kids to intuitively construct their own designs simply while enhancing problem solving, imagination, hand-eye coordination, spatial awareness and fine motor skills. Simple and entertaining, it's the perfect early educational toy for school-aged children, boys and girls alike. DREAM BIG & BUILD BIG - No limitations, the versatile interlocking fort construction playset is scalable and can be built as huge as desired by adding more pieces to create the masterpiece. Children can use their imagination to construct innovative designs and inspiring structures every time they play. Whether it's a castle, igloo, club house, pirate ship or a rocket just add a bed sheet to design a fun hideaway. Combine other sets for an enormous structure the creative possibilities are endless BONDING THROUGH PLAY - Entertaining for a child playing by themselves or for multiple parties, the fort-building kit is a great way for family, parents, and friends to spend quality time with their children and feel a sense of achievement together. The building and learning toy also encourages cooperation and collaboration with other boys and girls indoor or outdoor in the classrooms, kindergarten and more. Creating pretend-play forts cooperatively helps foster teamwork in kids at a young age SAFE & NON-TOXIC - The creative fort builder kit is made of BPA-free, child-safe and lead-free premium materials that are tested to ensure quality and meet safety standards for children to play freely and expand their curious minds in any kid-safe construction building environment indoor or outdoor. 30 DAY MONEY BACK GUARANTEE - Your satisfaction with our fort creation set is 100% guaranteed. If you are not completely satisfied with our product, you may return it within 30 days for a full refund In The Box: - 50 x color vibrant geometric connectors. Each fort building kit connector comes with 18 joints going to different directions - 84 x reinforced connecting tube sticks - 16 x extended connecting tube sticks