Mason Disickis taking after his mother’s love of skincare.While filming hernighttime skincare routinefor a recentHarper’s Bazaarvideo,Kourtney Kardashianrevealed that she’s making sure her children — Mason, 10,Penelope, 7, andReign, 5 — learn about the importance of self-care.“My mom [Kris Jenner] has always instilled in us self-care and taking care of ourselves,” Kardashian, 40, explained in the clip. “[She] always taught us, from young kids, when you get out of the shower, you put on lotion. She taught us how to shave our legs.”The mother of three explained that she’s working to pass those lessons from her childhood on to her own kids — including Penelope, who “loves” to give facials, and Mason.“Mason, even, I just went through a whole skincare routine with him,” she shared. “We started, we did a mask, we did everything, we wrote down all the steps and we put it in his drawer in his bathroom and he loves to do it and feel like he’s taking care of his skin.”Kardashian continued: “I think that it is an important thing to teach girls and boys, how my mom taught us, to take care of ourselves.”Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest storiesKourtney Kardashian/InstagramOver the weekend, Kardashian celebrated Mason and Reign’s birthdays as the Disick brothersmarked their 10th and 5th birthdays, respectively, on Saturday.TheKeeping Up with the Kardashiansstar shared individual tributes for her children on Instagram. “Life has so much more meaning with this silly, sensitive boy who has shown me the world through such different eyes,” shewrotefor Reign.“Happiest tenth birthday to the boy who changed my heart forever,” sheaddedfor Mason. “No one is cooler or sweeter than you.RELATED VIDEO:Kim KardashianThreatens to Fire Kourtney from ‘KUWTK’ for Hiding Her ‘Personal Life’: ‘She’s Out’Kardashian’s ex and proud dadScott Disickalso showered his sons with love on Instagram.“It’s just me and my best friend. 10 years of the best love ever,” the father of threewrotein his dedication to Mason.“My little reign maker turns 5 today!” Disick laterwrotein honor of Reign.Though Mason and Reign share the same birthday, the eldest Disick sibling marked his big day with hisown party last year. The entire Kardashian family got together to throw a massive bash with aFortnitetheme that included a light-up dance floor, custom apparel and giant video screens where partygoers played the popular video game.

Mason Disickis taking after his mother’s love of skincare.

While filming hernighttime skincare routinefor a recentHarper’s Bazaarvideo,Kourtney Kardashianrevealed that she’s making sure her children — Mason, 10,Penelope, 7, andReign, 5 — learn about the importance of self-care.

“My mom [Kris Jenner] has always instilled in us self-care and taking care of ourselves,” Kardashian, 40, explained in the clip. “[She] always taught us, from young kids, when you get out of the shower, you put on lotion. She taught us how to shave our legs.”

The mother of three explained that she’s working to pass those lessons from her childhood on to her own kids — including Penelope, who “loves” to give facials, and Mason.

“Mason, even, I just went through a whole skincare routine with him,” she shared. “We started, we did a mask, we did everything, we wrote down all the steps and we put it in his drawer in his bathroom and he loves to do it and feel like he’s taking care of his skin.”

Kardashian continued: “I think that it is an important thing to teach girls and boys, how my mom taught us, to take care of ourselves.”

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories

Kourtney Kardashian/Instagram

kourtney-kardashian-mason

Over the weekend, Kardashian celebrated Mason and Reign’s birthdays as the Disick brothersmarked their 10th and 5th birthdays, respectively, on Saturday.

TheKeeping Up with the Kardashiansstar shared individual tributes for her children on Instagram. “Life has so much more meaning with this silly, sensitive boy who has shown me the world through such different eyes,” shewrotefor Reign.

“Happiest tenth birthday to the boy who changed my heart forever,” sheaddedfor Mason. “No one is cooler or sweeter than you.

RELATED VIDEO:Kim KardashianThreatens to Fire Kourtney from ‘KUWTK’ for Hiding Her ‘Personal Life’: ‘She’s Out’

Kardashian’s ex and proud dadScott Disickalso showered his sons with love on Instagram.

“It’s just me and my best friend. 10 years of the best love ever,” the father of threewrotein his dedication to Mason.

“My little reign maker turns 5 today!” Disick laterwrotein honor of Reign.

Though Mason and Reign share the same birthday, the eldest Disick sibling marked his big day with hisown party last year. The entire Kardashian family got together to throw a massive bash with aFortnitetheme that included a light-up dance floor, custom apparel and giant video screens where partygoers played the popular video game.

source: people.com