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简单加减乘除算术题 计时、计数多种测试模式 在快乐中学习知识，开发智力
What's new · 2.57
针对新系统进行优化
Details
DeveloperNanjing hanhe culture media Co., LTD
ReleasedJun 2013
UpdatedSep 2020
Version2.57
Size12.4 MB
RequiresiOS 13.0 or later
Age rating4+
LanguagesChinese, English
PriceFree
Categories
Bundle IDcom.njhh.qmsx