The studies

Babies and math: A meta-analysis of infants’ simple arithmetic competence.

A study that questioned earlier findings

Babies and math: A meta-analysis of infants’ simple arithmetic competence.

Joan Christodoulou, Andrew Lac, David S. Moore · 2017 · Developmental Psychology

Children
About 550 babies in 12 studies
Where
Not given in the summary we read
Ages
First year
How
A study that pulled together lots of studies
What it found
Across the adding studies, babies did look a little longer at wrong answers on average, but there were signs that studies with clearer results were more likely to be published.
Limits
We have only read the summary.

Read the original study

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