"First day back for all the kids," Kailyn Lowry wrote in 2019. "4th, kindergarten & preschool!"
"We made it through the chaos of @theluxrussell's first art show & @thelincmarshall's last!" Lowry wrote back in 2019. "So many cute projects & a sign that we've hit yet another milestone. Next stop for Lincoln, KINDERGARTEN! One day, all the kids will focus & smile for a photo."
Isaac, Lincoln and even Lux channeled their inner superheroes for Halloween 2018.
"Art show with my babies!!" Lowry captioned the 2018 photo.
Isaac gave his mom a sweet smooch on the cheek in this 2018 snap.
The proud mom and her kiddos enjoyed a trip to Jamaica in 2018.
"This is what our Saturdays look like," the Teen Mom celeb captioned the 2017 pic.
The kids went all out for Halloween 2017. Nice costumes, guys!
The mom and her trio enjoyed some fall festivities in 2017.
The MTV star gave birth to her third child in 2017.