(NEWS.COM.AU) — IF you believe Kip and Mona Lisa Harding, the secret to cultivating a child's brain is to allow them to follow their passion and study what they love.
The high school sweethearts from Alabama in America's deep south have 10 children. The six eldest all entered university before they were teenagers and their four siblings fully expect to do the same.
Hannah, now 24, set the bar for the rest of the family when she sat her college exams at the age of 12.
At 17, she became Auburn University Montgomery's youngest graduate, leaving with master's degrees in maths and mechanical engineering and designing spacecraft by the age of 22.