'Following in my footsteps!' Mariah Carey takes twins Moroccan and Monroe to summer school in Las Vegas

They really couldn't look any cuter.

Mariah Carey's four-year-old twins Monroe and Moroccan looked adorable as they stood in a classroom in Las Vegas with their doting mother kneeling between them on Thursday.

'First day for Roc and Roe and they're already in summer school... Following in my footsteps... ?? #summerschool #vegas #mariahcarey,' she captioned the snap that she posted on Instagram for her 2.2 million followers to see.

Scroll down for video 

They'll always be her babies: Mariah Carey took her four-year-old twins, Roc and Roe, to summer school in Las Vegas and shared this image with her 2.2 million Instagram followers on Thursday

They'll always be her babies: Mariah Carey took her four-year-old twins, Roc and Roe, to summer school in Las Vegas and shared this image with her 2.2 million Instagram followers on Thursday

The 45-year-old is in Sin City where she resumed her #1 To Infinity residency at Caesar's Palace Colosseum on Wednesday.

So it made perfect sense for the working mother to find something for her precious son and daughter to do while she rehearses and performs.

Moroccan, nicknamed Roc, wore a black T-shirt with beige combat shorts, black sneakers and carried an orange rucksack.

His sister Monroe, better known as Roe, wore a white T-shirt with images of fish on the front, black leggings and bright pink Nike sneakers that matched her backpack.

'Back to work': The 45-year-old posted this photo from her set at at Caesar's Palace Colosseum on Wednesday, her first day back after taking a break from her #1 To Infinity residency

'Back to work': The 45-year-old posted this photo from her set at at Caesar's Palace Colosseum on Wednesday, her first day back after taking a break from her #1 To Infinity residency

Mariah looked every inch the star as she rocked a black minidress with a v-neck and long sleeves. She accessorised with a large pair of celebrity must-have sunglasses.

The hitmaker shares the twins with estranged husband Nick Cannon. They confirmed their split last August after six years together.  

On Wednesday, Mariah restarted her #1 To Infinity residency, her first in Las Vegas, which kicked off kicked off on May 6 with shows scheduled for Saturdays, Sundays, and Wednesdays. 

She posted a shot of the venue on Instagram, captioned: 'Back to work. #Vegas #BTS #1toinfinity #mariahcarey.' 

We belong together: Mariah appears to have got over her split from estranged husband Nick Cannon and is now dating Australian billionaire James Packer, pictured on the beach in Formentera, Spain, on July 1

We belong together: Mariah appears to have got over her split from estranged husband Nick Cannon and is now dating Australian billionaire James Packer, pictured on the beach in Formentera, Spain, on July 1

Go print crazy with Mariah's Camilla swimsuit

We've got swimwear on the brain right now with this current heatwave we're experiencing (anyone else dreaming of diving into a clear blue pool right about now?) so when we spotted Mariah Carey looking gorgeous in a printed one piece, it went straight to the top of our wishlist.

While vacationing with her new beau, Mariah rocked an abstract print swimsuit with key-hole detail and cute shoulder ties, with a pink sarong and statement wedges completing her look for the hot weather. Mariah's one piece swimsuit is from the brand Camilla, and although her exact style is sold out, click to the right to shop the current collection at Matches Fashion.

If we've sold you on the idea of printed swimwear but you've got a slightly smaller budget to work with, try a few of our alternatives below. From a mesh panel design at Jean Paul Gaultier to a tribal print bargain at Macy's.

* PRICES MAY NOT BE AS ADVERTISED

Covering all 18 of her No. 1 hits, she is due to play eight more shows in July and will have performed 26 by the time her residency ends on February 22.

She allegedly took over from Canadian superstar singer Celine Dion, who gave up her residency at Caesar's to be with her cancer-stricken husband, René Angélil in Canada.

Meanwhile, Mariah has got over her split with Nick and is now dating Australian billionaire beau James Packer. 

The comments below have not been moderated.

The views expressed in the contents above are those of our users and do not necessarily reflect the views of MailOnline.

We are no longer accepting comments on this article.

Who is this week's top commenter? Find out now