An Educational CD—ROM

INTRODUCE :This is an educational cd-rom released by people education express which is design for the students in elementary school ,it is the second tutor can help them solove most of problem they met when they are learning.
TEXT:this cd-rom include three cds,for students at each age level .it has three parts ,the preview,the studying ,the review.using it the student who is learning the text can easily accecp what the teacher said on the class ,by the way ,the educational cd-rom is not expensive ,only cost 20 dollars ,most student who had brought thought it was good value for the money.