Nathan Watt, left, Braden Rioux and other Winslow Junior High School Excelerator team members confer Saturday before a practice run for the FIRST Lego League state championship at the Augusta Civic Center.

Braden Rioux holds the Winslow Junior High School Excelerators' robot Saturday before a practice run for the FIRST Lego League state championship at the Augusta Civic Center.

Waterville Junior High School Metromancers team members talk to judges Saturday about how they designed their robot during judging for the FIRST Lego League state championship at the Augusta Civic Center.

Najala Boatman holds the Windham Robotics Engineering Club (WREC) flag in her backpack as the team does a practice run Saturday for the FIRST Lego League state championship at the Augusta Civic Center.

Berwick Academy's team, bottom, does practice runs Saturday on a second-floor landing as Winslow Junior High School Excelerators wait between events in their first-floor pit area during the FIRST Lego League state championship at the Augusta Civic Center.

Winners in the FIRST Lego League state championship contests Saturday win trophies made from Legos.