Astra Prime

The game is very interesting and challenging.If you are smart and fast enough,this game is the best for you.This game helps you to understand the chemistry laws.

All you have to do is to prevent your star from exploding,by combining different chemical elements.The game explains very well how to play and what to do in order to get high scores and to unlock other fields.More you play,more you discover.There are in-app purchases if you need to open some stages very earlier.

I rate this game 4.5!