TWO Blacktown school teams and one non-school team from Baulkham Hills have been eliminated from competing in the National LEGO League competition at Macquarie University on February 23.
They are Australian Christian College Marsden Park and Mitchell High School in Blacktown and Team Alpha from Baulkham Hills.
The College's GeriACCtrics team was eliminated in the first state finals at Narrabeen while Mitchell High School and Team Alpha in the second state finals at Macquarie University last month.
About 40 teams and 500 students participated in the state finals at Narrabeen Sports High School on December 4 and Macquarie University on December 8.
Australian Christian College Marsden Park was placed in ninth place after scoring 60 points in the first challenge, 65 points in the second challenge and 135 points in the third challenge.
Its mentor teacher William Tay said the team was let down by its robot in challenges 1 and 2 on Senior Solutions theme but did well in the third challenge on Team's Professional Graciousness.
He said the team had failed because its robotic program was accidentally deleted.
The five school teams competing in the national are Killara Legobots the First from Killara Public School, Pyrotechnic Pandas from The Illawarra Grammar School, Lindfield Brick Busters from Lindfield Public School, Bomobots from Bomaderry Public School and Capek's Kids from Bilgola Plateau Public School.
The six non-school teams are Project Bucephalus, LegoSAPiens, Mindstormians,Lightning Bolts, Komplete Kaos and Boogy Bots.
A competition spokeswoman said the teams explored the topic of ageing people and offered solutions on how seniors could get around, keeping in touch and staying fit.