Sara Ege, 33, denies beating Yaseen Ali Ege to death and setting fire to his body.
Yaseen's death was originally believed to have been a tragic accident, the court has heard.
Sara Ege denies beating Yaseen Ali Ege to death and setting fire to his body.
Yaseen's father Yousef Ege, 38, denies causing his death by failing to protect him.
The prosecution said that Yaseen suffered significant abdominal injuries that were the cause of his death.
Sarah Ege beat son Yaseen to death at home in Cardiff in July 2010.
But the review said while lessons could be learned, Yaseen's death could not have been predicted.
BBC: Sara Ege: Life jail for son's murder over Koran studies
Tributes also came from Yaseen's former teachers, who cannot be named for legal reasons.
BBC: Sara Ege: Life jail for son's murder over Koran studies
She insisted that her daughter was a good mother who loved Yaseen and looked after him well.
The first paramedic at the scene, Chris Willis, described seeing a firefighter conducting CPR on Yaseen's badly-burned body.
BBC: Yaseen Ali Ege death: Father Yousuf Ege 'unusually calm'
He thought it meant Mr Ege had told his wife that Yaseen was with Allah now, the court heard.
BBC: Yaseen Ali Ege death: Father Yousuf Ege 'unusually calm'
The court has heard that Yaseen was originally thought to have died in an accident in a house fire.
It was initially thought Yaseen had died in a fire, but tests later revealed he had died hours earlier.
BBC: Sara Ege: Life jail for son's murder over Koran studies
Mrs Ege made a confession to police within days of Yaseen's death at their home in Cardiff in July 2010.
Except for the obsession with Yaseen learning you did many fine things to bring him up as a young boy.
BBC: Sara Ege: Life jail for son's murder over Koran studies
In it, Sara Ege described how Yaseen collapsed after she had beaten him while still murmuring extracts of the Koran.
BBC: Sara Ege: Life jail for son's murder over Koran studies
During a brief cross examination she dismissed all suggestions that her daughter had ever confided to her that she beat Yaseen.
Mrs Ege is accused of hitting and punching Yaseen and punishing him using a hammer, a rolling pin and a slipper.
In a room across the hall, Yaseen smiles devilishly as she tells us she's 7, laughing as her older sisters correct her.
Jailing Ege on Monday, the judge said Yaseen had suffered prolonged cruelty.
After the sentencing, Yaseen's father, Yousuf Ege, paid tribute to his son.
BBC: Sara Ege: Life jail for son's murder over Koran studies
Yaseen was a boy who loved to learn, he was always happy, he was a very good boy, very intelligent and very polite.
BBC: Sara Ege: Life jail for son's murder over Koran studies
Later though, the officer saw them talking to each other in a language he did not understand, and heard the words "Allah" and "Yaseen".
BBC: Yaseen Ali Ege death: Father Yousuf Ege 'unusually calm'
The review also said that after Yaseen started school, there were "one or two occasions" when teachers became concerned about his health and wellbeing.
The report said there had been no further reports of domestic violence or any referrals to children's services at the time of Yaseen's death.
Mrs Ege said in interview that Yaseen had collapsed in a similar way about six weeks earlier and had been fine after a night's sleep.
Sara Ege, 33, denies murdering Yaseen Ali Ege, seven, at their home in Cardiff in July 2010 because he was not learning the Koran quickly enough.
Mrs Ege told the jury Yaseen had been studying the Koran since he was four years old and his teacher had told her the boy was doing well.
Outlining the background, it says in 2003 - seven years before Yaseen was murdered - reports of concern about domestic violence were made to the women's safety unit.
When he beat Yaseen she did not take him to the doctor because she feared for her own safety and that her son would be taken away by social services.
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