World 3 (New Super Mario Bros. 2)
World 3 is the third normal world in New Super Mario Bros. 2. This world is both beach and jungle-themed, although the music is similar to that of World 4 of New Super Mario Bros. Wii, which is a beach-themed level. The world is also similar to World 3 from New Super Mario Bros.. This world is unlocked after completing World 2-Castle or World Mushroom-Castle. The first half of the map is located at the seaside while the second half is located inland, where the jungle is, although the levels can take place between any of the two locations regardless of it's position on the world map.
There is a total of 12 levels and 3 Toad Houses in this world. There is one of each kind of Toad Houses in this world. Of the 12 levels, 8 are levels on the main path. Of these levels, 5 are normal levels, one is a Ghost House and the other two are the Tower (or Fortress) and Castle levels. Of the remaining 4 levels, two of them are normal levels (one is a secret level), one is the Cannon level and the last is the Rainbow level. The world's boss is Wendy O. Koopa, who is fought at the Castle level. However, the player can avoid fighting the bosses in this world by taking the world's Cannon, leading to World Flower.
Levels
| Level | Preview | Description |
|---|---|---|
World 3- Rainbow
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N/A | The rainbow course. Read more... |
| World 3-1 | File:NSMB2GoldenBlockTropicalWorld.jpg | The level is mainly made up of hills of sand. Cheep-Cheeps that jump out of the water first appear here. Read more... |
| World 3-2 | File:Top-05.jpg | It is an underwater level in a beach area. Read more... |
| World 3-3 | File:NSMB2 CobwebJungle.jpg | A cobweb-filled jungle level that also features Scuttle Bugs. Read more... |
| World 3-A | 
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An underwater level infested with Urchins. Read more... |
World 3- Fortress
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An autoscrolling, submerged tower with many Spiked Pillars. Read more... |
World 3- Cannon
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N/A | The cannon of this world, which leads to World Flower. Read more... |
| World 3-4 | 
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It is a forest-themed level with many Wigglers and vines. Read more... |
World 3- Ghost House
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It is a Ghost House that has multiple paths, also infested with Peepas and Boos. Read more... |
| World 3-5 | 
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It is an underwater level filled with massive boulders that attempt to crush Mario, along with Bloopers hiding in pipes. Read more... |
| World 3-B | N/A | It is the first level with the Mini Mushroom and prominently features it, for the level must be completed with it. Read more... |
World 3- Castle
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It is a water-themed castle cramped with dangerous Grinders that attempt to hinder Mario. |
