:00:00. > :00:00.Hello, Leah here this Tuesday afternoon with today's top stories
:00:00. > :00:18.Find out why Hollywood actress Angelina Jolie is so scary.
:00:19. > :00:19.And, the chocolate artwork you can taste!
:00:20. > :00:27.But first, mobiles, tablets and laptops, you use them all the
:00:28. > :00:31.time to keep in touch with friends, play games and to go online.
:00:32. > :00:35.In fact, I bet many of you are even using yours right now?
:00:36. > :00:38.But little is actually known about how these devices affect young
:00:39. > :00:41.people's brains, so researchers are launching an investigation to
:00:42. > :00:50.How much do you use your mobile phone, laptop or smart device?
:00:51. > :00:54.If you're anything like me, it's probably quite a lot.
:00:55. > :00:59.70% of 11 and 12-year-olds now own a mobile in the UK.
:01:00. > :01:02.Scientists at the Imperial College of London say very little is known
:01:03. > :01:06.about how these devices can affect children and are launching a massive
:01:07. > :01:14.They are looking to recruit 2,500 kids from more than 160 secondary
:01:15. > :01:17.schools to see what impact the devices have on thinking
:01:18. > :01:30.We will look into whether children using mobile phones a lot might
:01:31. > :01:39.actually help to improve their memory, their ability to react
:01:40. > :01:45.quickly to different things that are going on in their environment and be
:01:46. > :01:51.able to think rapidly. We will also be looking at whether they might
:01:52. > :01:54.actually have a negative impact on children and their ability to focus
:01:55. > :01:59.and concentrate in the classroom, and to do their homework.
:02:00. > :02:01.The study will also look at the radio frequencies given
:02:02. > :02:05.off by these devices to see if they cause any bad health effects.
:02:06. > :02:08.But there's no evidence yet that it does cause any harm.
:02:09. > :02:10.The investigation will take three years,
:02:11. > :02:13.with the same kids being tested in Year Seven and again in Year Nine.
:02:14. > :02:17.It's hoped the results will help you think about how you use your tech
:02:18. > :02:21.Next up, forget your local park or playground,
:02:22. > :02:24.imagine playing footy here, the Etihad Stadium in Manchester.
:02:25. > :02:27.It's something some of us can only dream of, but not if
:02:28. > :02:31.you play for one of the best school footy teams in England and Wales.
:02:32. > :02:34.Today, the home of Man City has been hosting the finals of the
:02:35. > :02:51.We are here at the home of Manchester City. But it is not the
:02:52. > :02:56.usual professionals, opens today, it is the Premier League schools
:02:57. > :03:01.tournament. More than 1000 schools entered, but only the top 40 got to
:03:02. > :03:08.play in the finals, representing all 20 Premier League clubs. Experience
:03:09. > :03:13.that they will remember. There are not words to explain this. I have
:03:14. > :03:18.worked so hard to get here, I now have my chance. It is helping us
:03:19. > :03:25.improve our sports skills I coming here. When I grow older, if I have
:03:26. > :03:30.kids, I can tell them I played here. As well as playing on the pitch,
:03:31. > :03:34.they got to walk through the players tunnel, and were watched over by
:03:35. > :03:40.Premier League referees. Very competitive. It has been played in
:03:41. > :03:44.the right spirit. If somebody needs a red card, they will have one, but
:03:45. > :03:51.I am sure the cards will stay in the pocket. The winning team will go
:03:52. > :03:52.home with this. That's right, a replica of the Premier League
:03:53. > :03:54.Trophy. You can find out
:03:55. > :03:57.which team lifted the cup on Match They've also been chatting to
:03:58. > :04:01.Man City captain Vincent Kompany, Now, when your parents are two of
:04:02. > :04:06.Hollywood's biggest stars, it's only a matter of time until you end up
:04:07. > :04:09.sharing the big screen with them. Angelina Jolie,
:04:10. > :04:11.who plays the villain from Sleeping Beauty, cast her daughter
:04:12. > :04:14.in the film because other children were too scared to work with her
:04:15. > :04:29.when she was in character! She is into scenes, they are cute
:04:30. > :04:34.scenes. It was out of necessity, because other kids saw me in my
:04:35. > :04:36.costume and they cried, so I had to cast the only child I knew who was
:04:37. > :04:39.five years old who would not cry. And our last story could easily be
:04:40. > :04:42.a Willy Wonka storyline. A room made out
:04:43. > :04:44.of rich milky chocolate. People are allowed to touch
:04:45. > :04:47.and even taste the piece of artwork The artists say it?s
:04:48. > :04:51.about triggering memories linked to Newsround's back right here
:04:52. > :04:56.at 6:50pm.