On Sunday, Ivanka shared a sweet image of tiny baby Theo posing on his own in a soft onesie

Ivanka and her husband Jared Kushner, 35, welcomed their third child into the world on March 27

The 34-year-old mom took to Instagram on Friday to post a photo of baby Theodore being cooed over by his siblings Arabella, four, and Joseph, two

With three beautiful children, Ivanka Trump has no shortage of adorable photo opportunities.

And the 34-year-old's latest kid-centric Instagram posts may be her most coo-worthy yet, showing all three of her little ones cuddling together in a heartwarming moment caught on camera as well as another shot of her youngest in a soft blue onesie.

'Sibling Love. Melts my heart,' Ivanka wrote in the caption for the first photo, posted on Friday, showing four-year-old Arabella and two-year-old Joseph with little Theodore James laying across their laps.

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Sibling snuggles: Ivanka Trump shared this sweet image of her children Arabella, four, Joseph, two, and two-month-old Theodore James on Friday

Baby blue: Ivanka also shared this cute image of Theodore on Sunday, showing the little boy in his first solo photo, sitting upright on a couch

The adorable photo sees the two older children all dressed up, Joseph in a fetching sport coat and shirt and Arabella in a white dress adorned with tiny blue flowers.

Joseph is placing an outstretched finger on his little brother's tiny nose and smiling as he looks down on him.

Earlier that day, Ivanka celebrated Theo's two-month birthday by sharing a precious portrait of herself posed with her newborn when he was just over a week old.

The entrepreneur, who gave birth to her third child on March 27, took to Instagram on Friday to post the stunning throwback photo of herself holding baby Theo, who is resting his head on his loving mother's shoulder.

'My baby boy is two months old, can you believe it?!' she captioned the image. 'Little Theodore was only eight days old in this photo.'

Looking back: Ivanka celebrated her newborn son' two-month birthday by sharing this portrait, which was taken when he was only eight days old

Proud mom: Ivanka snapped this playful photo of Theo curled into her shoulder on Wednesday morning before she headed to work

Style star: On Wednesday night, Ivanka wore a blue floral-print dress from her eponymous clothing line to the opening night of Paramour by Cirque du Soleil on Broadway

Despite having just given birth, Ivanka looks radiant in the portrait that sees her posed to the side with her hand resting on Theodore's bare back.

The blond beauty's hair is straight and flowing down her back as she models a blue-pattered scarf that is wrapped around her shoulders.

On Sunday, Ivanka shared another photo of her 'little Theodore', showing the little man sitting upright on a couch in a blue onesie with a white collar.

The mom loves to share candid snapshots of her three children on social media, and earlier this week, she posted a more playful photo of herself posed with her baby boy.

On Wednesday morning, she snapped a picture of baby Theo resting his head on her shoulder, using a mirror in her Park Avenue apartment to capture the sweet moment on her smartphone.

Pro-athletes: Ivanka joined professional golfers (from left to right) Brittany Lincicome, Paula Creamer, and Christie Kerr on the green at Trump National Golf Club in Bedminster, New Jersey, on Monday

'Tee time!' Ivanka took to Instagram last Sunday to share this photo of her eldest son Joseph, two, posed on one of the family's golf courses while proudly holding a toddler-sized club

The image sees Ivanka wearing a sleeveless, ivory and blue floral print top from her eponymous clothing line while Theo dons nothing but a pattered diaper.

'Who wore it better? Spring prints edition,' she captioned the photo.

Theodore is clearly getting bigger by the day, and Ivanka's recent snapshot shows that the newborn already has quite a bit of brown hair aside from a tiny bald patch on the back of his head.

And while Ivanka is certainly enjoying many precious moments with all of her children, she is busier than ever when it comes to her lifestyle brand and her role as executive vice president of development and acquisitions at the Trump Organization.

On Monday, Ivanka headed to the Trump National Golf Club in Bedminster, New Jersey, to meet with professional golfers Christie Kerr, Paula Creamer, and Brittany Lincicome in celebration of the Championship Preview for the 2017 US Women's Open.

Great dad: Ivanka's husband Jared, 35, gave their four-year-old daughter Arabella and son Joseph a playful piggyback ride as he smiled for the camera last week

Expanding: Ivanka, her husband Jared, and their three children are pictured in their first portrait together since Theodore's birth in March

The mother-of-three donned a spring dress and heels as she practiced her drive alongside the pros on Monday, sharing a video of her impressive swing on Instagram.

The clip ends with the executive vice president of the Trump Organization getting a high-five for her technique.

Ivanka certainly had golf on her mind, and the day before meeting with the pros, she shared a picture of her eldest son Joseph, two, posing on a lush green golf course as he proudly holds a child-size club.

'Tee time!' Ivanka captioned the photo, which sees Joseph ready to practice his swing.

Although it is unclear if Joseph was joined by his four-year-old sister Arabella during his time on the golf course, he undoubtedly had a great time bonding with his mom.