Treehouse TV is a Canadian English-language specialty channel for preschoolers aged 2 to 5 that was launched in 1997. Its name comes from YTV's former preschool block, "". The channel is owned by YTV Canada, Inc., a subsidiary of Corus Entertainment. Development of a separate channel started when YTV aired preschool shows as part of its weekday morning lineup. This block of shows was given the name "The Treehouse" in 1994. On November 1, 1997, Treehouse TV launched as its own channel, airing preschool shows from 6 a.m. to 3 a.m. daily.