Why the tri plane? Various reasons, including he fact that the tri plane is probably the most famous individual plane ever. Only the Spirit of St Louis could compete, just. Also the story of the Red Baron would, I reasoned, motivate and interest the pupils. The complexity would also be a real chalenge for thirteen year old youngsters. When painted and finished, they would have something unique and interesting. Have look yourself at Ardrossan Academy Tech. Dept Mr.Anderson. Main home page and see what you think of the pupil's work. Use the 2nd year link. The Red Baron Mania page shows the type of commitment I expect from my pupils.