The 39-year-old actor was also joined by his daughter Emmeline, 8, for the afternoon out and about.
Earlier in the week, Christian was joined on the set of his new film, the Untitled David O. Russell/Abscam Project, for an evening shoot by Sibi and Emmeline.
FYI: Christian and the family are all using Kickboard scooters.
10+ pictures inside of Christian Bale spending time with his family in Boston… More Here! »