Grandparents have pleaded for the safe return to Australia of two young children whose mother took them from Melbourne to the Islamic State capital in Syria . Former Melbourne woman Dullel Kassab fled to Raqqa in Syria with her children last year , and she regularly boasts on Twitter that her four-year-old daughter and two-year-old son sleep with toy guns next to their beds and her daughter likes watching IS videos of 'Muslims killing bad ppl . ' The children 's paternal grandparents say they are worried Kassab , 28 , is 'brainwashing ' the children , after their father was killed near the Syria-Turkey border last year , The Herald Sun reported . Former Melbourne woman Dullel Kassab fled to Raqqa in Syria from Melbourne with her children last year . Kassab posts pictures to Twitter of airstrikes hitting blocks away from their Raqqa apartment . 'We miss the children a lot . Their safety and religion has been compromised and we are deeply worried but unable to do anything about it , ' a family spokesman told the Herald Sun . 'We pray they come back but it does not look good . ' Kassab 's Twitter paints a picture of their life in the city the terrorist group IS have made their headquarters , where the children can not go to school and airstrikes hit blocks away from their apartment . The 28-year-old has a new husband , as the Islamic State does not permit unmarried foreign women to stay in Raqqa . In social media posts she boasts about her children 's distaste for Kuffar ( non-believers ) . A photo of another airstrike a day later . The children 's paternal grandparents say they are worried Kassab , 28 , is 'brainwashing ' the children , after their father was killed near the Syria-Turkey border last year . On her Twitter account she boasts about her children 's distaste for Kuffar ( non-believers ) 'My 4y/o encouraging her little bro to eat his eggs – `` C'mon eat ur eggs so u can be big & strong & fight the Kuffar ! '' Allah yehmikum ! [ sic ] ' she wrote in December . ' # Awkward Just asked my 4yo wat she wants 2 watch.. `` Muslims killing bad ppl '' ( i.e . # IS vids obv not beheading ones ) LOL [ sic ] , ' she wrote in October . Kassab has also complained the 12 to 17-year-olds are now regarded as children when 'in the past they were warriors ' . And during the Sydney Lindt café siege in December last year she sent a series of tweets joking that it was exciting . 'This is the most excitement Sydney has seen since the 2000 Olympics ! ' she posted . Kassab also posts pictures of the Islamic State capital - including this of a 'double rainbow ' And during the Sydney Lindt café siege last year Kassab sent a series of tweets joking that it was 'exciting ' ' I guess attack the coffee shop was n't a bad idea , It 's a long night… One needs caffeine and chocolate ! ! [ sic ] ' Kassab also posts pictures of the Islamic State capital , and of Nutella and Twix and Snickers chocolate bars with the caption : 'Im really appreciating # globalization right about now ! # SimplePleasures Another reason to love # IS [ sic ] . ' The 28-year-old 's father Jalal Kassab said he was worried about his grandchildren living in a war zone , but said the threat of imprisonment made it difficult for his daughter to return to Australia . ' I know she wants to come back and we are trying everything we can to bring her back , ' Mr Kassab told the Herald Sun . Another former Melbourne woman Zehra Duman last month shared a series of propaganda pictures she says shows her 'five star jihad ' lifestyle . In photographs posted to a Twitter several women are pictured standing under an Islamic State flag , reclining against a clean white BMW M5 and wielding machine guns . In one tweet , Duman said : 'US + Australia , how does it feel that all 5 of us were born n raised in your lands , & now here thirsty for ur blood ? '
Grandparents have pleaded for the safe return of two children in Syria . Former Melbourne woman Dullel Kassab fled to Raqqa in Syria with her two-year-old daughter and four-year-old son last year . She said her daughter likes watching IS videos of 'Muslims killing bad ppl '