As the title suggests, the game is intended to teach a third grade curriculum. Polly claims that there are Invention Points "lying around" this room and that "I have loads of Invention Points because I'm so smart!" Nothing else about it is known. Well what a surprise it was to us all when she opened the package and found a 2007 Jump Start 3rd Grade game with absolutely no reference to Mystery Mountain as listed on the invoice. JumpStart Adventures 3rd Grade Mystery Mountain Free Download for PC is a personal computer game in Knowledge Adventures JumpStart series of educational software.
Details: Download full JumpStart Adventures: 3rd Grade - Mystery Mountain. Polly's bedroom - This room is briefly mentioned during the Robot Maze activity. JumpStart is a Free to Play Online Virtual World for kids from award-winning.Unknown locations inside Mystery Mountain.It was updated significantly in 2000 and was replaced JumpStart Advanced 1st Grade in 2002, which was later replaced by JumpStart 3D Virtual World: Trouble in Town.