I guess this will work Computer Networking Concepts - Android Apps on Google Play You can try Computer Knowledge & MCQ - Android Apps on Google Play for more information. read more
Snapshots of the Universe explains the principles that control our universe through simple and fun experiments. Learn about planets, black holes, time, stars, motion, gravity and weird science. A truly great app for science fans. read more
You can use these language learning apps to learn words and phrases in lots of different languages, including Spanish, English, French, Italian, German, Irish, Dutch, Russian, Chinese, and many others. Just check each description to see which app teaches what language. read more
Sun and Moon - free - Android. A simple app that turns your phone into a telescope and watch the lunar phases and solar activity. read more