This year, the company's UK-based employees are spending the day transforming three London Play adventure playgrounds across the city, volunteering at The Passage homeless shelter and Camden charity Time Bank, and working with Media Trust to offer media workshops and master-classes to disengaged young people.

Nickelodeon toys and books have also be donated to Great Ormond Street and clothing banks have been set up in each London office for the charity Traid.

Nearly 5,000 Viacom employees volunteered on"Viacommunity Day" in ...