Schemer's Science Fun! is an 55th episode of Season 3 of Shining Time Station. Originally aired in December 4, 1993.
Barney, BJ, Baby Bop, Schemer and Stacy teach the kids about the Science.
- Barney has his Season 3 voice and Late 1993/1994-1997 costume.
- Baby Bop has her Season 2 voice and 1993-1994 costume.
- BJ has his Early 1994 voice and costume.
- The Barney costume used in this episode also seen in "Twice is Nice!".
- The Barney voice used in this episode also heard in "I Can Be a Firefighter!".
- The Barney and Friends Season 3 Music Arrangement used in this episode also heard in "Shopping for A Surprise".
- The 1st episode to feature the shorter Baby Bop and BJ. These costumes came out in July 1993.