Don't be fooled by the innocence of youth as these killers show that even children can be sick and twisted.

It might seem hard to believe but even kids are capable of taking a life and there have been many children in the UK who have stood in front of a judge as a killer.

What happened to these youths who decided to waste their younger years caged up behind bars for violent and sometimes brutal crimes?

No-one is born a murderer but some of these children claim they were. Their crimes impacted many lives and shook the nation.

From the 15-year-old who roamed the streets for a sacrifice to the ten-year-old boys who brutally murdered toddler James Bulger, here are some of the UK's youngest killers.

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Sharon Carr (12)

Sharon Carr made sickening boasts about murdering 18-year-old hairdresser Katie Rackliff in her diary in June 1992.

Carr, branded the Devil’s Daughter, stabbed Ms Rackliff with a knife 32 times.

The 12-year-old girl had a sadistic history for violence which included the brutal decapitation of a dog with a spade.

Sharon Carr

However, Carr was not caught for the murder for another three-and-a-half years when she was locked up for stabbing a 13-year-old girl.

Police seized her diaries and one bone-chilling entry read: “I wish I could kill you again. I promise I would make you suffer more. Your terrified screams turn me on.”

She also wrote: “I swear I was born to be a murderer.”

James Fairweather (15)

Teenager James Fairweather brutally murdered two strangers and plotted to slay 15 more victims.

He was convicted of stabbing James Attfield, aged 33, 102 times in Colchester in March 2014 before stabbing to death University of Essex Saudi student Nahid Almanea, 31, three months later.

James Fairweather

The Yorkshire Ripper obsessed teen once told a teacher he wanted to be a murderer and told police he went out “looking for a sacrifice” before killing Mr Attfield.

Fairweather had a growing interest in violent pornography and was fascinated with serial killers, Nazis and cannabalism.

A psychiatrist said Fairweather “felt he was possessed by the devil” and that violence gave him a “warm and exciting feeling”.

Aaron Campbell (16)

Evil Campbell snatched a six-year-old girl from her bed on the Isle of Bute in Scotland in July 2018.

The 16-year-old abducted, raped and murdered Alesha McPhail before dumping her body in woodland on the island.

A Glasgow High Court heard she had suffered 117 separate injuries in what was described as some of the “wickedest, most evil crimes”.

Campbell was sentenced to a minimum of 27 years behind bars.

Danny and Ricky Preddie (13 and 12)

In November 2000, ten-year-old Damilola Taylor was walking home from Peckham Library in London when he suffered a gash to his left thigh from a broken bottle.

Damilola ran to a stairwell and after 30 minutes he bled to death.

It took three trials and nearly six years for brothers Ricky and Danny Preddie to be sentenced for his death.

Danny Preddie (left) and his brother Ricky Preddie

The two members of the Young Peckham Boys gang had terrorised the streets of South London committing multiple robberies.

The pair were sentenced to eight years in youth custody for manslaughter.

Jon Venables and Robert Thompson (both 10)

They became England’s youngest convicted murderers after killing two-year-old James Bulger in 1993.

The toddler was abducted from a Merseyside shopping centre and taken to a disused railway line and tortured.

Venables and Thompson kicked and stomped on him, threw bricks and stones and dropped a 10kg iron plate on the young boy.

Jon Venables (left) and Robert Thompson

There were a total of 42 injuries and Bulger was left on the railway tracks where he died before a train but him in half.

After a trial, both Venables and Thompson were sentenced to 15 years in prison.

Both were released on parole in 2001 and given new identities, with Venables spending time in and out of prison since.

Mary Bell (10)

At just ten-years-old Mary Bell strangled two little boys to death in Newcastle in 1968.

Her first killing took place a day after he 11th birthday where she strangled four-year-old Martin Bell inside a derelict house.

After killing Brown, Bell and a friend broke into and vandalised a nursery where she left a note claiming responsibility for the killing but police dismissed this as a prank.

Mary Bell

On July 31, 1968, she girls took part in the strangulation of Brian Howe, aged three, carving the inital 'M' into his abdomen and using scissors to cut off his hair, scratch his legs and mutilate his genitals.

When she was charged with murder, Mary replied: "That's alright by me."

Bell was sentenced to life in detention after she was found guilty manslaughter due to diminished responsibility. She was released in 1980 and given a new identity.

Connor Doran (17), Brandon Doran (14) and Simon Evans (14)

Homeless man Kevin Bennett was set upon by three teenage boys as he slept rough outside a supermarket.

“I bet you haven’t got it in you to do him in,” said Connor Doran to his friend Simon Evans.

Connor Doran (left), Brandon Doran and Simon Evans (right)

The vicious attack in Liverpool in 2012 by Doran, his brother Brandon, and Evans led to the death of Mr Bennett, 53, six days later in hospital.

Connor Doran, described as the leader of the pack, was sentenced to a minimum of 12 years in prison.

His brother Brandon was given a six-year sentence and Evans was handed an eight year term behind bars.

Will Cornick (15)

Teacher Ann Maguire, 61, was stabbed seven times as she taught a class at Corpus Christi Catholic College in Leeds in April 2014.

Will Cornick admitted to psychiatrists he planned to murder the teacher as had a “deep seated grudge” against her.

Will Cornick

Halfway through a Spanish lesson, Cornick stabbed Ms Maguire seven times in the back before she staggered into the corridor amidst the screams of pupils.

Another teacher barricaded her in a room from Cornick who returned to his classroom and declared to his classmates “good times”.

Cornick was sentenced to a minimum term of 20 years in prison.

Daniel Bartlam (14)

Daniel Bartlam

Corrie copycat killer Daniel Bartlam battered his mum to death with a hammer on Easter Monday in 2011.

The teenager repeatedly battered mum Jacqueline’s face and head as she laid in bed before setting her body on fire.

Bartlam had a fascination with TV soap opera murders and re-enacted a similar killing by Coronation Street villain John Stape.

Bartlam wrote a script about a boy named Daniel who bludgeone-d his mother Jackie to death four days before carrying out the brutal murder.