Countries / Australia
Australia
A big country with an even bigger reef.
Play Australia
The nine stamps
- KangarooThe hopper found on the country’s coat of arms.
- Sydney Opera HouseSail-shaped roofs on the harbor, opened in 1973.
- UluruA giant red rock, sacred to the Anangu people.
- Great Barrier ReefThe world’s largest coral reef system, visible from space.
- KoalaA sleepy tree-dweller that eats eucalyptus leaves.
- VegemiteA salty spread, eaten thinly on buttered toast.
- DidgeridooA long wooden drone instrument from northern Aboriginal communities.
- Flat whiteA coffee that Australia and New Zealand both say they invented.
- Surf lifesaversVolunteers in red and yellow caps who watch the beaches.
Stuck?
Read the walkthrough for easy, medium or hard. They spoil the answer, so try the puzzle first.
Questions
What is the Australia puzzle in Worlddoku?
Australia is level 20 of every difficulty. You get a 5×5 easy board, a 7×7 medium board and a 9×9 hard board. Each is a logic puzzle with one solution you can reach by deduction.
Which stamps do you collect from Australia?
Nine stamps: Kangaroo, Sydney Opera House, Uluru, Great Barrier Reef, Koala, Vegemite, Didgeridoo, Flat white, Surf lifesavers. Easy levels use the first five, medium the first seven and hard all nine.
How do I solve the Australia level?
Place one stamp in every coloured region, with exactly one stamp in each row and column, and no two stamps touching, not even diagonally. A step-by-step guide for each difficulty is linked on this page.
Is Worlddoku free?
Yes. It is free to play in the browser with no account, and your progress is saved on your device.