Playing is important but so too is celebrating (pic: Lego)

Lego has teamed up with the UK’s top footballers and the researcher for Secret Life of 4 Year Olds to promote the importance of celebration.

Developmental psychologist Sam Wass has opened many parents’ eyes to what’s really going on in the heads of toddlers, with the award-winning Channel 4 programmes The Secret Life of 4 and 5 Year Olds.