For some, it will be their first day ever, whether they are starting primary or making the leap to high school.
We asked our readers to share photos of their youngsters as they set off for their first day.
Take a look at some of the fabulous pictures.
1. 41 adorable back to school pictures sent in by Lancashire parents
Take a look at some of the adorable back to school pictures sent in by Lancashire parents. Photo: UGC
2. Year 7, Year 2 and Pre-school
Kyron age 11, starting Year 7, Isla-Rae age 6, starting year 2, and Aida-Jayne starting Pre-school. Photo: Emily-jayne Finnerty
3. High School
First day in High School crew. Photo: Natasha Stone
4. Year 6 and Year 3
Liberty (Year 6) and Dakota (Year 3). Photo: Cathryn Gardner