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Learn math:Math Helper

Learn math:Math Helper $0.99

App 1.0.1

Reciting Ancient Poetry

Reciting Ancient Poetry $0.99

App 1.0.1

Voice to text:audio recorder

Voice to text:audio recorder FREE!

App 2.0.7

Learn Chinese Character Hello

Learn Chinese Character Hello $4.99

App 2.0.1

当当学

当当学 FREE!

App 1.2