Middle school students had their average achievement percentile go from 45 to 46 in reading, 51 to 53 in science but remain at 44 in math, according to HISD data.

Houston ISD reported that its students had above average growth on the reading and math NWEA MAP exams but below average ... 51 to 53 in science but remain at 44 in math, according to HISD data.