There are numerous firsts in a child's life worth celebrating. The milestones Mom and Dad mark, though, likely aren’t the same ones Grandma and Grandpa celebrate.

Here are 30 firsts in the life of a grandchild that warm a grandparent's heart and warrant a happy dance.

1
First time being held by grandparents

2
First smile just for Grandma or Grandpa

3
First time calling a grandparent the name they'll forever be known by

4
First time saying "I love you" to a grandparent—without prompting from Mom or Dad

5
First drawing for Grandma and Grandpa's fridge

6
First shared phone conversation

7
First board game played together

8
First reciprocated hug

9
First hug when the grandchild lets go last

10
First song sung for a grandparent

11
First time introducing a new sibling to Grandpa and Grandma

12
First gift made with their very own hands

13
First gift purchased with their very own money

14
First time giving sincere thanks to Grandma or Grandpa

15
First shared dance

16
First video chat together

17
First time cooking together

18
First time reaching for Grandma's hand to hold while walking

19
First time reading a book to a grandparent

20
First personalized card written by the child—even if Mom or Dad provided letter-by-letter instruction

21
First time sleeping at Grandma's house

22
First time waking Grandma or Grandpa in the morning when they sleep at the grandchild's house

23
First compliment—on food, fashion or a grandparent's awesome ability that Grandma or Grandpa never realized was so awesome

24
First outing with grandparents only—Mom and Dad not allowed

25
First joke shared—a joke the grandchild actually gets and finds funny

26
First time hiding while Grandma or Grandpa seeks

27
First time going to the theater together

28
First holiday together (and every single one thereafter)

29
First time saying, "I miss you"

30
First photo with all their cousins—and Grandma and Grandpa, too