Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.
Mathematics
Science and Nature
I wanted to learn something like this from the beginning! The total number of copies in the series has exceeded 160000. The 」 series is a series of mathematics, featuring 「 cartoons. This series focuses on the stumbling block of a niggardly person. Why 「 at that time? 」 can be easily understood with cartoons!