app questions simple game [push]2

hi - index - 4 level - for every level one question and the player write the right answer - one Control in the website for app so i can change the questions and write a new questions. - [important] if the player answered like 2 question and he is in level 2 out of 4 ..... and he closed the app he can open the app again and resume from level 2 . but if i change a new 4 questions ,all player reset their levels again .. - first player to complete the 4 levels wins... he can write his name and takes the prize .....so any player complete the 4 levels after him he can write his name and mobile so he can be placed in prize draw with all the players after the first one - and we need a dataebase for players names [can clean any time] for prize draw i have the design for all index pic. for more info send pm.