达达口语 -口语伙伴 Positive Reviews

Lingvano is the fun, fast and easy way to learn Sign Language! Our bite-sized, interactive lessons in combination with o...

Get ready for exam season with the Chegg Study® app. Used by millions of students, the Chegg Study app is the homework...

Access your Canvas courses on the go and in the classroom with the Canvas Student mobile app! From any device, students ...

A MODERN GRAPHING CALCULATOR ON THE iPHONE 1. Fast, Interactive Touch-Screen Graphing 2. Everything is where you’d expec...

Sporty's Study Buddy will prepare you for the FAA written test like no other study tool available with three modes of op...

Watch the states come to life as you learn US geography! Stack the States® is back and better than ever with new questio...

- Featured on the TODAY show! - Editor's Choice Award! - Children's Technology Review - "Stack the Countries is worth e...

This app is a fully functional transformer lab simulator that was designed and developed by a journeyman lineman, for li...