This apps ads I am watch on tv and that ads are very nice representation of how the app is work and how much app is use full for school students . for studying maths this app is very useful because lots of people issues with maths this app represent maths problem solution very easy way I like tha way of representation of app .app is easy to use because there simple graphical user interface means GUI, I like this app . it is represent academic program very nicely and very easy for user.