[publius911]

This is actually really poor pedagogy. Out of nearly 10K kids that took the test only about 12% of them got the answer correct (Pure chance on a question with 6 multiple choice answers) because it is beyond the ability of a 4 year-old to think like this.

First graders are not 4 years old.

[Fai Mao]

The children take this test the year before the enter 1st grade to achieve a placement in ability banded schools. So 5 year-old kids for the most part

But depending on their birthday some of them could have been 4