Young Sheldon 4x12 A Box of Treasure and the Meemaw of Science - Clip from Season 4 Episode 12 - Promo Trailer HD

Young Sheldon 4x12 "A Box of Treasure and the Meemaw of Science" Season 4 Episode 12 All Sneak Peeks - Sheldon, Dr. Linkletter and Meemaw team up on a science experiment. Also, Mary is jealous that Pastor Jeff and Brenda (Melissa Peterman) are spending time together, and Georgie has a new side hustle, on YOUNG SHELDON, Thursday, April 1st on CBS.