Tickets for the third stage of the London 2012 sports testing programme go on sale at 10am.

The London Prepares series, which acts as a test run for this summer's main event, features a range of sports across London.

Full price tickets range from £5 to £20 and tickets for young people aged 16 and under and seniors aged 60 and over, range from £3 to £15. Tickets are available via Ticketmaster.

The events on offer are:

2012 Hours to Go: An Evening of Athletics and Entertainment - May 5
This is a special event taking place in the Olympic Stadium. Watch an hour of the British Universities and Colleges (BUCS) Visa Outdoor Athletics Championships and UK Athletics Invitational events followed by an evening of entertainment with a celebrity host joining famous faces and sports stars for a series of stunts, games, challenges and prizes.

Synchronised Swimming - April 18-22
The FINA Olympic Games Synchronised Swimming Qualification, presented by Visa, is the last opportunitiy for synchronised swimmers to qualify for the London 2012 Games.

Hockey - May 2-6
The Visa International Invitational Hockey Tournament will involve eight of the world's best teams across men's and women's competitions.

Wheelchair Tennis - May 5
The Eton Manor Wheelchair Tennis International will take place in the Olympic Park. 40 players from around the world will compete in all six events on the Paralympic Games schedule.

Water Polo - May 3-6
The Visa Water Polo International for national women's teams will feature Great Britain, Australia, USA and Hungary.

Paralympic Athletics - May 8
Top athletes from around the world will be competing at the Visa London Disability Athletics Challenge in the Olympic Stadium.

As a proud sponsor of London 2012, Visa (debit, credit, prepaid) is the only card accepted for online ticket sales for these London Prepares series events.