The one-off documentary will follow ten 4-year-olds and will film as they meet for the very first time in a specially equipped nursery.
They will be monitored by scientists Dr Paul Howard-Jones and Dr Sam Wass, who will observe the children as they grow.
"I have never had the opportunity to listen to the conversations of a group of children of this age group in such an intimate way," Howard-Jones said. "It actually has been a fantastic revelation."
The show's executive producer Teresa Watkins described 4-year-olds as "smart, imaginative, unfettered, unpredictable and funny" and added that they are a "blueprint for our future selves", while Channel 4's Sara Ramsden explained that the documentary works on "several levels".
"There is great drama in the ups and downs of the children as they