Doraemon no sansū omoshiro kōrayku
Subtitle: Kakezan warizan
By: [Kobayashi Kanjirō cho]
Edition: Kaitei shinpan.
Series: Doraemon no gakushū shirizu; Doraemon no gakushū shirīzu
Published: 2002
Language: jpn
Number of pages: 223
ISBN-13: 9784092531826
Subjects: Multiplication; Division; Juvenile literature; Mathematical recreations