Maine State Police Trooper Darren Vittum cups his ears to hear student reactions over the department motorcycle siren during a law enforcement and first responder exercise for hundreds of students Tuesday at Warsaw Middle School in Pittsfield.

Warsaw School second-grader Mason Good tells why the law enforcement and first responder exercise is important for the hundreds of students to see Tuesday at the school in Pittsfield.

Maine Forest Ranger Aaron Bailey watches as Brody Cline tries out a portable water tank Tuesday during a law enforcement and first responder exercise for students at Warsaw Middle School in Pittsfield.

Students at Warsaw Middle School in Pittsfield give Smokey Bear high-fives and hugs Tuesday during a law enforcement and first responder exercise for hundreds of students in Pittsfield.

Students look over stuffed wildlife Tuesday in a Maine Warden Service Operation Game Thief trailer during a law enforcement and first responder exercise for hundreds of students at Warsaw Middle School in Pittsfield.

Maine State Trooper and canine handler Reid Bond works with his explosives detecting dog, Rocco, for students to observe Tuesday during a law enforcement and first responder exercise for hundreds of students at Warsaw Middle School in Pittsfield.

Maine State Trooper Tyler Maloon shows students the gear in a department cruiser used by police during a law enforcement and first responder exercise for hundreds of students Tuesday at Warsaw Middle School in Pittsfield.

Hundreds of students look over first responder trucks and equipment Tuesday during a law enforcement and first responder exercise for hundreds of students at Warsaw Middle School in Pittsfield. Organizer Mike Cray, far right, directs students.