Belief our poor PISA results stem from our high child poverty.

Scores from 2022 in the international OECD test of student achievement show a big fall in Kiwi maths ability since 2018 - a continuing trend.

Average reading and science scores aren't significantly different, but have also declined over time.

NZEI President Mark Potter says what goes on at home has a huge impact on children's learning.

"We've got a higher than OECD average number of children who don't eat on a regular basis at home, and there's a direct correlation with maths achievement. And that's found around the globe."

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