Isla-Rose Heasman, who was born with the incisor, is the youngest patient her dentist has seen.
It's the weekly news quiz - have you been paying attention to what's been going on in the world over the past seven days?
A crash course in basic medicine is dividing opinion in India.
Thousands of Bangladeshi students protest for a fifth day after two teenagers were killed by a speeding bus.
The BBC's Aaron Heslehurst explains how plastic became a million dollar idea.
Drones are now delivering pesticides, fertilisers and crop monitoring to farms around the world.
Striking scenes from a trek through the Sinai desert
Institute of Directors calls on ministers to fill the "information void" on a no-deal scenario.
The Church of England said the move to clean energy would help combat climate change.