CalcuChain

This app is an excellent tool for schoolchildren to practise their mental maths, work on their short-term memory, and improve their concentration! Every chain calculation begins with a normal exercise You must remember the answer because another operation will follow which you then have to perform on the previous answer.

UN3X is the developer of the app that can be found in the Education Games category. The latest update of the game was released on Nov 5, 2013 and CalcuChain has been installed by over 100 users. On Google Play, this application was rated 3.4 by its users.

It's free to download the installation package of CalcuChain, also, you can have a look at users' reviews on Droid Informer. The app runs on Android 2.2 and higher. The download of the app is safe and secure.