New enquiry show that many young children , prior to reaching the age of six or seven , mistakenly believe that natal day party do senesce . It ’s a truly adorable determination , but the bailiwick also offers an important glimpse into the developing brain and our former tendency to seek out causal explanations for the unfolding world around us .

What would materialise if a kid were given not one , but two natal day party ? Sounds like an astonishing deal , but for many kid in the three - to - five set , this is a very challenging question . Newresearchpublished in the scientific discipline journal Imagination , Cognition and Personality exhibit that nearly two in five young kid , when asked this question , will get it wrong , saying that a person will profit an superfluous yr . Or even two .

From a very early age , normally around four year former , child start to understand that certain thing grow , and that things grow gravid and not small , while non-living object do not . About a year or two later , kids pop out to sympathize that populate things maturate because they eat intellectual nourishment , and not through unmingled will power . But birthdays and natal day party confront a complication to the young brain , as it ’s an case that ’s indelibly linked to a someone ’s years , and by consequence , the senesce cognitive operation itself . As a cultural phenomenon , birthdays lay out an crucial metre for Thomas Kid to remember about growing older and what it mean , while also give scientists the opportunity to study how birthdays may influence a youngster ’s understanding of ageing .

Argentina’s President Javier Milei (left) and Robert F. Kennedy Jr., holding a chainsaw in a photo posted to Kennedy’s X account on May 27. 2025.

Back in 2002,scientists began to search this idea , learning that tike , up until about the historic period of seven , believe that natal day party cause maturate . Unfortunately however , the mode this study was structured may have inadvertently execute the children to this conclusion . Child psychologist Jacqueline Woolley from the University of Texas at Austin decided to revisit this apparent bug in fry ’s thought , revise the experiment in agency that overcome the shortcomings of this earlier experiment .

Woolley utter to almost 100 tiddler for her study , all between the years of three and five . She told them story about children who were celebrating their third natal day . The first level was about a kid who had no party on their birthday , the 2d was about a shaver who was given a pair of parties , and the third fib was a merely a story about a fry who was grow three ( the control motion ) . After each tale , children were ask to indicate how old each child was by gesturing with their fingers or using their words . Woolley also asked the kids if they lie with their own age , and other questions designed to evaluate their beliefs about the process and inevitableness of aging .

Results showed that 72 % of the children beat the ascendence story right , correctly answering that the child would be turning three . For the nestling with no party story , 54 % correctly said the child would still be three . For the two - party story , 62 % got it right , saying the child would still be three — but 38 % say the child ’s age would be either four or five .

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It was more difficult for child to understand that stopping birthday parties would not permit a mortal to stay the same eld . Only 63 % of kids got this rightfulness , saying birthday parties did n’t cause a person to gain a year of age .

“ Overall , results of this subject field revealed some degree of muddiness in preschooler about the role of natal day political party in aging , with many children appear to afford them a causal part , ” writes Woolley in the study . “ Children of all ages seemed to consider that not having a birthday party can halt , or possibly even reverse , the get on physical process and that make multiple parties can accelerate it up . ”

This subject support previous research , showing that some ( but not all ) preschool - eld children mean that birthdays cause ageing , but that this misconception decreases during the preschool twelvemonth ( three class olds are particularly prone to this computer error ) .

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“ [ C]hildren … are particularly force back to seek explanations for personal , meaningful outcome , ” writes Woolley . “ We evoke that the one-year experience of the seemingly sudden change from one age to another is an event of great import and meaning to preschool - geezerhood kid in finical , and that this salience tug shaver to essay an account for the patent change . ”

In other words , tike are just as obsessed with cause - and - core as adults are . To the young , develop head , the birthday party is as good as an account for aging as any . One twenty-four hour period you ’re three years old , then you ’re given a natal day party — and poof!—you’re suddenly four years old . It ’s cute , but it ’s a clue that helps us well sympathize the causal reasoning acquisition and propensity of very young children .

significantly , there ’s absolutely nothing wrong with kids who make this error . If anything , it ’s something to be lionize .

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“ Anyone who celebrate birthdays or who wonder about youngster ’s brain should be concerned . Our polish is haunt with the construct of the birthday party , ” Woolley tell Gizmodo . “ Parents should delight their child and their children ’s question , and discuss these offspring with their children as they arise spontaneously . ”

[ Imagination , Cognition and Personality ]

BirthdaysPsychologyScience

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