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The Tube Car Derby will take place at Riverton in Portland, Maine on December 13, 2025, from 10:00 a.m. to 12:00 p.m. Participants are invited to build tube cars and race them down Riverton�??s book ramp. Staff will use a stopwatch to track each car�??s speed. The fastest three cars of the day will receive prizes. The program is recommended for children aged 7 and up, but all children are welcome. All materials will be provided. More information is available at the Portland library calendar website.
