A Perfect Score and a Bunsen Burner Marshmallow

Summary

Sheldon moves in with Dr. Sturgis for the weekend to see what his life will be like in college. Also, a lonely Mary tries to bond with the other Coopers during Sheldon's absence.

Guest stars

• Wyatt McClure as Billy Sparks
• Danielle Pinnock as Evelyn Ingram
• Wallace Shawn as John Sturgis
• Rex Linn as Tom Petersen
• Doc Farrow as Wayne Wilkins
• Melissa Peterman as Brenda Sparks