FIRST Lego League is a fun, hands-on, robotics experience for students in grades 2nd - 8th grade. Within FLL in Brookline, there are two different programs children can participate in: Explore (2nd-4th) and Challenge (5th - 8th). FLL explore uses LEGO Education WeDo 2.0 and can have individual teams of 2 to 6 children which can be integrated within the classroom.