Bob the Builder 2018 Episode 19-20 Aqua Ducks / Snowman Scare Episode Title: Aqua Ducks / Snowman Scare Episode Description: Aqua Ducks:While Bob and the team are building an aqueduct between Spring City and Fixham, some ducklings mistake Muck for their real mother. When their nest is endangered by the aqueduct, Muck tries to find a way to save the nest and ducklings and get the ducklings back to their real mother. Snowman Scare:Rocky's imagination gets the better of him when he takes Two-Tonne's story seriously and thinks an Abominable Snowman is around Spring City while repairing an attic. When things got cleared up on the snowman part, it was revealed that the roof collapsed because Mr. Bentley removed the rafters to make room for his file cabinets.