Mad Science Fair Cleo takes credit for Ghoulia's killer project and crowns herself queen of the mad science fair. Find out how Ghoulia gets the last ghastly laugh! Details Casts Videos Galleries Posters Season Lists Title Mad Science Fair Genres Comedy Animation Release Date 2010-11-07 Episode Runtime 00 Hours 03 Minutes Season Number 1 Episode Number 17 Production Companies Mattel, Wildbrain Entertainment Kate Higgins... Frankie Stein... Debi Derryberry... Draculaura... Salli Saffioti... Clawdeen Wolf... Laura Bailey... Lagoona Blue... Salli Saffioti... Cleo de Nile... Audu Paden... Ghoulia Yelps... Audu Paden... Deuce Gorgon... Monster High Freaky Fusion 3 minutes Trailer (Trailer) Original Size (1920x1080) Original Size (1920x1080) Original Size (1000x1500) Original Size (680x1000) Original Size (1278x1920) Original Size (1200x1810) Season 1 27 Episode(s) 2010-05-05 Season 2 36 Episode(s) 2011-02-10 Season 3 65 Episode(s) 2011-10-21 Season 4 30 Episode(s) 2013-11-22 Season 5 10 Episode(s) 2014-11-07 Season 6 6 Episode(s) 2015-06-19