World 3-6

World 3-6 may refer to:
 * World 3-6 in Super Mario Bros. 3.
 * Stage 3-6 in Donkey Kong for the Game Boy.
 * The Cave of Harry Hedgehog, World 3-6 in Super Mario World 2: Yoshi's Island.
 * Use the Magnet to Get Rich Quick!, World 3-6 in Yoshi's Island DS.
 * Temple Topple, World 3-6 in Donkey Kong Country Returns.
 * Outlook Point, in Paper Mario: Sticker Star.
 * Mount Must Dash, World 3-6 in Super Mario 3D World.
 * Cannon Canyon, World 3-6 in Donkey Kong Country: Tropical Freeze.
 * Ukiki Trouble in Clawdaddy Cove, World 3-6 in Yoshi's New Island.
 * World 3-6 in Puzzle & Dragons: Super Mario Bros. Edition.
 * A-Mazing Post Pounding, World 3-6 in Yoshi's Woolly World.
 * Double-Barreled, World 3-6 in Mario + Rabbids Kingdom Battle.