Secret Life of 4, 5, 6 Year Olds UK

In this episode we reveal how 4 year olds experience happiness, sadness, jealousy and rage - and take their first steps in learning how to control these powerful emotions. Noah is dinosaur-obsessed and can accurately name dozens of the reptiles. But when given the opportunity to meet a life-size dinosaur, can Noah overcome his fear?

In this episode, we uncover a fascinating world of playground friendships, romances and rivalries. Self-proclaimed "geezer" Harper already has several girlfriends, but has eyes on new girl Ava. How will sassy and confident Ava react to his overtures? Harper best friend Vinnie also has romance on his mind, but what happens to their bromance when they come to blows over a girl?

In this episode we learn how 5 year olds experiment with different identities, as part of their search to discover who they really are. Miylah calls herself a tomgirl and doesn't like playing with girly things, but what happens when her new friend Zaina offers to teach her about make-up?

In this episode we reveal how 5 year olds learn to recognise and deal with risk. Talented maths fan Nathan can be easily scared and even finds playing 'goodies and baddies' a traumatic experience. Will fearless new friend Ralphy be able to show him his brave side and how will Nathan react when given the opportunity to handle a tarantula?

In this episode, a new class have to decide whether it's ever okay to cheat and what to do when one of the group makes a big confession? When the dressing box comes out, it's not long before Donald Trump makes an appearance in the nursery, but what do the children think of the most powerful man in the world?

This week the children are given the chance to wield power, but what sort of leaders will they choose to be? New girl Sienna has a very clear idea of what being the boss means, but how will the other children react to her no nonsense approach? The nursery plays host to a trio of adorable, but very excitable, puppies, can Luke and Ella manage to take charge?