K'NEX Education Real Bridge BuildingTeach your students about the art and science of bridge building while creating replicas of real word bridges! This 2,304 piece educational construction kit supports six to eight students working in teams. It makes a great learning tool for kids ages 10 and up or for 5th to 9th grade students. Teachers who are looking for a complete kit that teaches about bridges and structural engineering and is also aligned to national education standards, this is