Ken Silburn is one of the ten finalists in with a chance of winning the Global Teacher Prize worth $1 million on Sunday 19 March.

Ken is a science teacher at Casula High School, south-west Sydney, Australia. In 2015, he was awarded the Prime Minister’s Prize for Secondary Science Teaching – the highest teaching honour of its type in Australia.

As someone who takes part in NASA’s India Spaceward Bound Program, he has also delivered science workshops and training courses to Indian teachers, and has recorded online lessons for India’s National Institute for Open Schooling.

Come back to First News this Sunday, 19 March, at 4pm (GMT) to watch a very special announcement of the winner – it’ll be out of this world! You can read more about the winner in Issue 562 of First News, on sale Friday 24 March.

Watch videos about all the all ten finalists.

Watch what Prince Harry has to say about the Global Teacher Prize 2017 finalists.

Find out more about the Global Teacher Prize.

What do you think makes a great teacher? Tell us in the comments below!