The award-winning series that lifts the lid on the ups, downs, tears, tantrums and triumphs of the playground
Noah is obsessed with dinosaurs and can accurately name dozens of the reptiles. But when given the opportunity to meet a life-size dinosaur, can Noah overcome his fear?
The original documentary following ten four-year-olds as they meet at nursery
The Secret Life of 4 Year Olds
The four-year-olds take their first steps towards independence, and learn about friendship
4 Year Olds (2015): Episode 1
The children are joined by new faces, including Taylor, who tries to befriend the girls
4 Year Olds (2015): Episode 2
This episode meets 12 five-year-olds. Alfie and George can't agree what the sun's made of.
5 Year Olds (2015): Episode 1
Sienna captures Arthur's heart. Alfie makes a breakthrough in a painting competition.
5 Year Olds (2015): Episode 2
Topics from race to religion, love and death are up for discussion among the six-year-olds
6 Year Olds (2015): Episode 1
Caitlyn and new girl Leila bond when they try to cover up a cake mishap
6 Year Olds (2015): Episode 2
Children from the original programme and the series team up for their own Nativity play
The Secret Life of Children at Christmas
A group of four-year-olds meet for the first time and forge new friendships
4 Year Olds (2016): Episode 1
A temptation task gives new boy Kahana a chance to shine
4 Year Olds (2016): Episode 2
New five-year-olds arrive. Ellie-Mae takes Daisy, who has cerebral palsy, under her wing.
5 Year Olds (2016): Episode 1
Sensitive Nat vies for new girl Calla's attention. The class learn about competitiveness.
5 Year Olds (2016): Episode 2
This episode examines differences between boys' and girls' behaviour
5 Year Olds (Feb 2017): Episode 1
Can the boys and girls learn from each other's skills to solve a magic carpet puzzle?
5 Year Olds (Feb 2017): Episode 2
Noah is obsessed with dinosaurs and can accurately name dozens of the reptiles
4 Year Olds (Nov 2017): Episode 1
Harper, who already has several girlfriends, has his eye on confident new girl Ava
4 Year Olds (Nov 2017): Episode 2
Jack seems to be the archetypal lad, but is he using a persona to hide his sensitive side?
5 Year Olds (Nov 2017): Episode 1
Daisy struggles when new kids come to the nursery. Can she take a risk on new friendships?
5 Year Olds (Nov 2017): Episode 2
This all-girl special reveals how girls see themselves - and the role of women - in 2018
5 Year Olds (2018): All Girls
The children decide if it's ever okay to cheat, and try to reunite a divided group
5 Year Olds (May 2018): Episode 1