You've come to our website, which offers answers for the Brain Test 4 game. This webpage with Brain Test 4 I want to scare Uncle Bubba with a prank answers is the only source you need to quickly skip the challenging level. This game is made by developer Unico Studio, who except Brain Test 4 has also other wonderful and puzzling games.
Use the mask to scare Bubba. Put the mask on the balloon and open the door.