08:40Andy's Secret HideoutSeries 1Episode 12: Woolly MammothCBeebies Sun 11th Feb 2018, 08:40 on CBeebies HDPreschool adventure series. Andy meets the world's biggest beasts. Show more ContributorsPresenter:Andy DayProducer:Sam HumeWriter:Sam HumeWriter:Emily MillerGenresChildren'sFactualBrandAndy's Secret HideoutSeriesAndy's Secret Hideout: Series 1 Source: BBC Online