Participants in the Jump with Steve campaign must raise a minimum of £295 to take part. The jump costs £195, and the remaining £100 goes to the charity. Participants who raise more than £500 will win a course at the Xscape Leisure and Entertainment Centre in Milton Keynes, and the top fundraiser will win a fast-track freefall course. Funds raised will go towards three air ambulances for Cambridgeshire, Bedfordshire, Norfolk and Suffolk.
The Loomba Trust, a widow support charity, is holding a free concert in London's Trafalgar Square to highlight International Widows Day. The event, on 23 June, will raise money for widows across the globe.
Robin Osterley, chief executive of Making Music, will attempt to raise £10,000 through a 326km walk across the Swiss Alps in July. Money raised from the walk, which is expected to take three weeks, will go to the music umbrella body and its charity partner, Marie Curie Cancer Care.
The British Library has launched its Adopt a Book scheme to mark Father's Day. The campaign will offer adoption packages costing between £25 and £500 as presents for bookish Dads.
YoungMinds is asking supporters to raise £150 each to take part in its annual 10k run. The race has 100 places and happens in London on 6 July. Runners must pay a £20 entry fee.