The stone marking Henry VIII's foundation of Dockyard at Deptford has been found behind a false wall at University College London.
The Duchess of Cambridge took part in a nursery rhyme session and played with a frog hand puppet during her visit to a Middlesex hospice.
A boy serving volleyballs at the Duke of Cambridge joked that he "felt sorry" for William after he was unable to return them.
The Queen was given a bird's eye view of London today as she visited the Shard. Her journey to the top of the capital's largest building was to visit a scheme that helps gifted students from less affluent backgrounds get to university. Sangeeta Kandola reports.
The Queen has been given a bird's eye view of London at the top of The Shard. Standing 1,016 ft high both the Queen and Duke of Edinburgh were given a spectacular view of the skyline.
The Royal couple were taken to levels 69 and 72 of the landmark building in London Bridge for a tour and to take in the view.
The tour was part of a visit to a scheme which helps to pay for some of the poorest students go to university. The Southwark Scholarship Scheme removes the financial burden of going to university for high achievers who would otherwise have struggled to be able to afford it.
Despite lamenting his own "useless" video gaming skills, the Duke of Cambridge was brave enough to put them to the test in front of a room of onlookers today.
William, who was visiting BAFTA today to launch its Give Something Back appeal, also road-tested several games while attending BAFTA's Young Game Designers Workshop.
The Duke had his chance soon after his speech, trying games with titles such as Hamster: Accidental World Domination, Vacuum Panic and Smiley Dodgems, which were made by previous young design award winners.
William spent a good portion of his time trying his hand at Vacuum Panic, where the aim is to clean a bedroom before 'mum' comes in to check it.
"I'm not cleaning particularly well, I'm just going around in circles," he told designer Charlie Hutton-Pattermore as his fingers flicked over the iPad screen in front of him.
Prince Charles is to launch a campaign to boost the numbers of young volunteers in a bid to curb gang violence.
The Prince of Wales told the The Mail on Sunday that street murders can occur because young people lack structured activities.
Charles will join the Prime Minister, the Deputy Prime Minister and the Leader of the Opposition at Buckingham Palace this week along with 50 young people to launch a pledge campaign called #iwill.
Charles said that currently only 29 per cent of young people volunteer regularly, but wants 50 per cent of youngsters aged 10-20 to volunteer by 2020.
Prince Harry is leaving today to start his trek to the South Pole.
The Prince will join a team of four injured British soldiers as they take on groups from the Commonwealth and the United States in the 200-mile Walking With the Wounded charity trek.
All three teams depart London today for Cape Town, South Africa.
They are due to arrive in Novo, Antarctica around December 1st depending on the weather.
The aim is to complete the expedition by December 17th.
Actors Dominic West and Alexander Skarsgard are also taking part.