他们一直是学区高等数学项目的大力支持者。该项目本来是从四年级开始，但现在将从六年级开始。
They have been huge supporters of the district's advanced mathematics program, which once began in the fourth grade but will now start in the sixth.
本研究考察并比较了四至六年级儿童的视觉—空间表征策略、数学问题解决和空间视觉化能力。
This research investigated the visual spatial representations, mathematical problem solving and spatial visualization ability of forth grade, fifth grade, and sixth grade elementary school students.
2008年11月，参加长沙市生活数学竞赛以146分的成绩获得一等奖位居长沙市六年级组第五名。
In November of 2008, he participated in a mathematics competition in Changsha City and won the first prize with a score of 146, ranking fifth among the sixth graders.
2008年11月，参加长沙市生活数学竞赛以146分的成绩获得一等奖位居长沙市六年级组第五名。
In November of 2008, he participated in a mathematics competition in Changsha City and won the first prize with a score of 146, ranking fifth among the sixth graders.
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