Authors: Jennifer George

  • Baby Rube’s Opposites (a Rube Goldberg Book) — Jennifer George

    Baby Rube’s Opposites (a Rube Goldberg Book) — Jennifer George

  • Rube Goldberg’s Big Book of Building Make 25 Machines That Really Work! — Jennifer George

    Rube Goldberg’s Big Book of Building Make 25 Machines That Really Work! — Jennifer George