TORONTO - Nickelodeon in Canada will offer over eight million households a chance to sample its kid friendly programming over the holidays thanks to a month long free preview.From December 15 through January 18, the newly launched channel will be available on Rogers (channel 231), Shaw Direct (channel 182), Shaw (channel 135), Cogeco (channel 142) and Bell TV (channel 559). Nickelodeon in Canada is a licensing agreement between MTV Networks International and Corus Entertainment.www.nickcanada.com