01:learning letters 15:icon subtraction
02:letter test 16:addition test
03:learning words 17: subtraction test
04:word completion 18:multiplication test
05:word ordering 19:division test
06:find the word watching flash 20:equation completion
07:find the flash by reading the word 21:operational sign
08:unwanted letter 22:mixed operation
09:word correction 23:arithmetic progression
10:word test 24:piano
11:learning numbers 25:music box
12:number spelling 26:typing game
13:number test 27:object catching
14:icon addition 28:die out lmp
29:fighting airplane
30:time clock