Yes, and it's compounded by the limited time in a school day. Having an extra 30-60 minutes a day to focus on the unique needs of your class would help, but as

Yes, and it's compounded by the limited time in a school day. Having an extra 30-60 minutes a day to focus on the unique needs of your class would help, but as it is, the teachers are put in a position to churn through the material to get to the testing. But, from my semi-outsider perspective, there is lower hanging fruit to improve performance at the elementary school level.