Students campaigning against high rates of exclusion want to highlight the link between exclusion and offending.
More than £321 million in balances and deposits has been left on dormant Oyster cards, Transport for London figures show.
London has one of the highest child overweight and obesity rates in Europe, with almost 40% of children aged 10 and 11 overweight or obese.
The government faces pressure to devolve suburban rail routes into the capital as a new poll shows a majority of commuters back the plan.
As the London Underground celebrates 150 years since the first Tube journey took place between Paddington and Farringdon, Google has honoured the classic map with 'Doodle' on the search engine's front page.
Click here to read more the anniversary on the ITV London website.
Take the ITV London '150 years of the Tube' quiz here.