Johnston, David W.; Nicholls, Michael E.R.; Shah, Manisha; … - 2010
and cognitive development, we test if left-handed children do significantly worse than their right-handed counterparts …) Vocabulary, (3) Mathematics, (4) Reading and (5) Comprehension. We find that while left-handed children have a significantly … poor mental health. We also find that left-handed children have significantly lower cognitive development test scores than …