Opposition Leader Bill Shorten might think she should have the right to vote but Hannah Thomas, 16, isn't convinced.

"I'm against it, really. We're not quite mature enough," said the Caulfield Grammar student.

Opposition Leader Bill Shorten's all-singing-all-shuffling show stopped at several low-lying islands at risk from climate change. Credit:Alex Ellinghausen

"Some 16-year-olds would have a fair understanding about all the politics and what Australia needs, I guess, but there are also lots that have no idea."

Mr Shorten's proposal to lower the voting age to 16 or 17 is aimed at galvanising interest in politics among young Australians. However, Ms Thomas said lack of knowledge – not just interest – was the main challenge.