shares pictures of her day at Disneyland with Saint and North

She joined the hundreds of families taking their children to Disneyland on Wednesday. 

And Kim Kardashian shared some of her memories of the Happiest Place on Earth on Thursday, to her Instagram stories. 

The 38-year-old reality television star took her two eldest children - 5-year-old daughter North and son Saint, three, for a day out after the birth of baby Psalm. 

Kiddy day: Kim Kardashian shared some of her memories of the Happiest Place on Earth on Thursday, to her Instagram stories

Kiddy day: Kim Kardashian shared some of her memories of the Happiest Place on Earth on Thursday, to her Instagram stories

Mommy time: The 38-year-old reality television star took her two eldest children - 5-year-old daughter North and son Saint, three, for a day out after the birth of baby Psalm

Mommy time: The 38-year-old reality television star took her two eldest children - 5-year-old daughter North and son Saint, three, for a day out after the birth of baby Psalm

Kim's niece Penelope appeared to also join the fun as they celebrated the birthday of a friend, Ryan. 

Kim shared a cute snap of North wearing Mickey ears alongside Saint as they set out on the It's A Small World ride. 

The mother-of-four went bra-free for their trip, showing off her ample bosom in a white tank top. 

Ear worm: Kim shared a cute snap of North wearing Mickey ears alongside Saint as they set out on the It's A Small World ride

Ear worm: Kim shared a cute snap of North wearing Mickey ears alongside Saint as they set out on the It's A Small World ride

In addition to the low-cut top, Kim had on a baggy pair of off-white pants, which featured large cargo pockets and a drawstring belt.

She gave the older children her time and attention, just under two weeks after the Keeping Up with the Kardashians star welcomed fourth child, son Psalm, with husband Kanye West, via surrogate. 

A source told

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