Alphabet Soup (TV series)
Alphabet Soup is a Canadian children's television series which aired on CBC Television between October 5, 1971, and December 4, 1973. Each week, Trudy Young, Marc Stone, Lynn Griffin and puppet Arbuckle the Alligator would invite a guest who would talk about a subject beginning with a letter of the week. Occasional guest Mavis Kerr, a science educator/entertainer at the Ontario Science Centre in Toronto, joined the team when Lynn Griffin became ill.