Six years old Princess Estelle of Sweden arrives for the first day of term on one of Stockholm most exclusive school Campus Manilla on August 21, 2018.

Princess Estelle of Sweden appeared to show a staff member that one of her milk teeth was coming loose. The teacher moves in for a closer look at Princess Estelle's mouth

(L) Swedish Princess Estelle beamed as she took her place on the colorful train next to a new friend; without a uniform to adhere to, the six-year-old opted for a pretty blue blouse and white skirt, with a cream jacket

(L) Princess Estelle of Sweden looked delighted to be meeting new friends as she waved off her mother and father and joined a cute yellow and red train, Harry Potter-style, to take her to the school's front gate.

Proud parents: A very glamorous Crown Princess Victoria, sporting a pretty floral playsuit and silver platform heels, smiled at her daughter as the couple left the school grounds, she was accompanied by her husband Prince Daniel, who looked dapper in a dark green blazer, with khaki trousers and desert boots.

Sweden's Crown Princess Victoria and Prince Daniel Sweden walk hand-in-hand with their daughter Princess Estelle, six, as she arrives for her first day at school at the most exclusive educational establishment's Campus Manilla in Stockholm.

Crown Princess Victoria of Sweden chatted with the other parents after watching her eldest daughter Princess Estelle board the school train, who looked glamorous at the school gates in platform heels and a chic floral playsuit

Far from being nervous, Princess Estelle of Sweden, sister to Prince Oscar, who is two, appeared to be loving every moment of her first morning at school, who opted for a pretty blue blouse and white skirt, with a cream jacket

Young Princess Estelle of Sweden appeared to show a staff member that one of her milk teeth was coming loose.

The flaxen-haired young royal Princess Estelle of Sweden bounded towards the red and yellow train that escorted the pupils to the school's front gates

(L) Sweden's Prince Daniel watches on as Princess Estelle (4th-R), who doesn't have to wear a school uniform, began bonding with her new friends

(L) Princess Estelle of Sweden waves as she goes with a train to her school Campus Manilla for her first day at school in Stockholm on August 21, 2018.