Games
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EthnoRanker
Like Ethnoguessr + a tier list. Select your preferred ethnicity in multi-round 1v1s, get your ranking, and see how people from other countries around the world ranked them.
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Cube Dice Line Puzzle
Draw closed loops of straight lines across the faces of a cube, so each face ends up showing its own dice number. Nine puzzle variants, every answer counted exactly.
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Biggest Fan
Bet credits against other players to Stan or Anti a celebrity. Call their rise or fall and swing the market.
Tools
Engineering
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Valley Gutter Design
Size a roof valley gutter to AS/NZS 3500.3 anywhere in Australia — including uneven roof pitches the look-up tables don’t cover. Performance Solutions use a crest factor measured from roll-wave CFD, not a flat allowance.
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Civil Standards Assistant
Ask a question about NSW civil works and get an answer that names the council specification, standard or guide it came from, with the clause and page so you can check it. Covers drainage, roads, water and sewer across 600-odd documents.
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Icon Water Sewer Grade
Minimum and maximum grade for an ACT gravity sewer. Tick the precincts upstream of the pipe and read the grade for each diameter, to Icon Water STD-SPE-G-011.