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Continue to ChatIowa 4th graders improve in math scores, 8th grade stays the same https://www.radioiowa.com/2007/09/25/iowa-4th-graders-improve-in-math-scores-8th-grade-stays-the-same/
Iowa 4th graders improve in math scores, 8th grade stays the same https://www.radioiowa.com/2007/09/25/iowa-4th-graders-improve-in-math-scores-8th-grade-stays-the-same/