Matt Kelly was inspired to write the poem after hearing about the challenges his partner, a district nurse, faces daily.
The 1970s soul singer died of heart complications, his family said.
The Little Britain star says co-host Noel Fielding dreamt he was on the show before it happened.
Julia Donaldson and illustrator Alex Sheffler help children understand the regulations in new images.
Schoolchildren will be offered online videos, quizzes, podcasts and articles on core subjects.
Mariah Carey and the Pussycat Dolls were due to headline, marking the festival's 30th anniversary.
Matt Tebutt and Jack Monroe will offer culinary advice from the set of BBC One’s Saturday Kitchen.
The 37-year-old showman has previously said he suffered with Crohn's disease and arthritis.
BBC presenter Sophie Raworth reads These Are The Hands by Michael Rosen.
The peformer, who was 78, found fame as part of the double act Little and Large.