
The Yellow Mushroom House is probably the rarest of all.It has a white roof with stars on it. You must hit the panels and try to get as many Power Up matches as you can without getting a Bowser or Bowser Jr. Upon entering this house will take you to a minigame called Power Up Panels. The Red Mushroom House, which resembles a normal Mushroom, is the most common. Mushroom Houses are houses in the shape of a Mushroom. There are 3 in each world, some different from others. The red secret exit flag is just to the right.Mushroom Houses, also known as Toad's house, are houses that appear in worlds of New Super Mario Bros. Wii. Climb the beanstalk to the lofty secret area. Just swim between the middle to bricks and you'll hit it. The invisible block is easy to swim up to when the tide is high. Between the middle two blocks is an invisible block with a beanstalk in it. A pool of water with 4? Blocks floating in it contains a well-hidden secret. This devious secret can be found just after the area with the Propeller Block. Secrets Secret Goal to World 6 Castle Back Door You'll need to use the winged ? Block as a stepping stone - it's way up there! Before the flag you can use a Propeller Block to fly up to the final coin. A pool of water with 4 ? Blocks floating in it contains a secret.

This incredibly well-hidden coin can be found just after the area with the Propeller Block. You'll have to run down the steps to the right of it to get it, then jump clear before the water raises (and the fish returns). The second coin you come to is also best to grab at low tide. Go for this one when the tide is low and wall jump back out.

The first coin of the level is in an area that puts you at direct risk from the leaping fish below. You may want to play it safe and knock out the fish with a fireball before attempting this coin.
