Fab Lab is a British television programme designed for pre-school children. It was aired on the CBeebies channel from June 2002 until 15 October 2006, as well as CBeebies on BBC Two, although the series was put on hiatus between 19 December 2004 and 3 September 2005. It is an introduction to science, nature and technology for young children. The program features two pixies named "Trixi" and "Dixi" and a dog (male, breed unspecified) called "Prof". Trixi and Dixi are puppets while Prof is played by a human in a whole-body dog suit.