There is a vent you can enter.
there's a vent on top of the green house. click enter and go in. watch out for venise traps.
once you have the bowtie, you go to the rooftops and cling to a skyscraper thingy. when you see enter, you go into the green house.
you need a key
you need to put a starfish on his podium
You only pass there once, taking a green balloon to the crying French boy. When you get the key from Early Poptropica, you can enter.
You exit to any island on Poptropica. Enter the Haunted House Minigame again.
It is where you enter the house. Catch the bat with the key and the basement door to the left of the house will be open.
There isn't one, there is a mask on a scarecrow next to the house. Put it on and enter the house.
after you play the violin to her you can enter her house via the basement, which is to the right side of the house. :-)
chemicals from the green house
Click on it!
From October 10 to October 31, 2009, the Haunted House was on the island map. After October 31, 2009, you can enter the game for free by going to the Poptropica Store.