Today saw the release of V 1.1 of spelling test 

This update brought the following - Streak freezes, they stop you from loosing your streak but can only be used once. The shop, this is where you can trade in coins for pets and streak freezes. Shop screen -

as you can see by the picture above I added pets, these can help by getting you more coins at the end of a lesson and just looking cool :)

Music was also changed in this update, It is still not final but has improved massively in this update.