High Quality Content by WIKIPEDIA articles! Rainbow is a British children`s television series, created by Pamela Lonsdale, which ran between five times weekly, twice weekly and once weekly at 12:10 on Tuesdays and Fridays on the ITV network, from 16 October 1972 to 6 March 1992 (with repeated episodes only continuing to be shown until December 1992). It was intended to develop language and number skills for pre-school children, and went on to win the Society of Film and Television Arts Award for Best Children`s Programme in 1975.