wichita.edu
…support, and represents one unique team. Teams may be formed from any combination of students (grades 3-8, or ages 8-14 (age on Challenge Day)) representing any combination of schools, homeschools, Girl Scout/Boy Scout troops, after-school groups, etc. Beginner and Beginner II teams must have 5-12 registered team members Intermediate and Expert teams…
https://www.wichita.edu/academics/engineering/mindstorms/challenge/2021/2021_Rules_Info.php