JumpStart Adventures 6th Grade: Mission Earthquest (October 21, 1998) JumpStart Adventures 5th Grade: Jo Hammet, Kid Detective (October 15, 1997) JumpStart Adventures 4th Grade: Sapphire Falls (November 1, 1999) JumpStart Adventures 4th Grade: Haunted Island* (December 2, 1996) JumpStart Adventures 3rd Grade: Mystery Mountain (December 2, 1996) Games marked with an asterisk underwent revisions from 1998-2001. JumpStart is an Award-Winning educational media franchise for children, consisting mostly of educational games, produced by Knowledge Adventure.
