ABOVE: Abby Stoll’s boys, Ryan, and Drew, wave as they pass by pedestrians during their ride Thursday on the Tebo Train. AT RIGHT: The Tebo Train rolls along Pearl Street Mall, where it will operate from 9:30 to 11 a.m. weekdays through Aug. 29. According to downtownboulder.com, the free Tebo Train — for children 10 and under and accompanying adults — boards in front of the Capital One Cafe at the corner of 13th and Pearl. It’s not operating today but will resume operation Monday.