- $9.99Rube Goldberg's Simple Normal Humdrum School DayAmazon
- $5.26Rube Goldberg's Simple Normal Humdrum School Day by Jennifer GeorgeBetter World Books
- $20.95Rube Goldberg : Inventions!Books-A-Million (BAM!)
- $9.75Crazy Contraptions: Build Rube Goldberg Machines That Swoop, Spin, Stack, and Swivel : With Hands-On Engineering Activities by Laura PerdewBetter World Books
- $37.00Vintage Mouse Trap Game - Retro 1980's Milton Bradley Board Favorite 80S Toys Family Night Classic Rube Goldberg ContraptionEtsy