Doraemon Study Series 21-Book Set Mostly Math and Japanese, also Science, Social Studies, and Art *Some writing is visible in the calculation sections. Thank you for viewing. *If the item is heavy, we appreciate your understanding of Eco-Mercari delivery for the delivery person's sake. (Can be shipped quickly as it can be sent from Lawson.) Doraemon's Fun Math Strategies Understanding Shapes [Revised New Edition] Understanding Fractions and Decimals [Revised New Edition] Calculating Quickly Addition and Subtraction [Revised New Edition] Understanding Word Problems [Revised New Edition] Math Encyclopedia Doraemon's Fun Japanese Strategies Learning Elementary School Kanji 1006 with Pictures Writing Essays Smoothly Doraemon's Kanji Dictionary (Step 1) Quick Guide to Keigo (Polite Japanese) Improving Reading Comprehension 100 Four-Character Idioms Doraemon's Fun Science Strategies Understanding Astronomy (Earth, Moon, Sun, and Star Movements) Understanding Biology (Plants, Insects, and Animals) Understanding Force and Electricity, Sound, and Light Doraemon's Fun Social Studies Strategies Understanding Japanese History (1) Jomon Period ~ Muromachi Period Understanding Japanese History 2 Sengoku Period Japanese History 3 Late Edo Period ~ Modern Era Doraemon's Fun Physical Education Strategies Being Able to Do Horizontal Bar and Vaulting Box Doraemon's Fun Sports Strategies Enjoying Soccer Doraemon's Fun Art Strategies Drawing Illustrations Skillfully That's 20 books in total. ★As this is a used item, there may be scratches, stains, etc. on the covers, top, bottom, edges, and spine, and some pages may be folded. Please check the photos for details on the condition. We have carefully disinfected with alcohol. ★Please purchase if you understand that this is a used item and has been stored at home. ★We do not offer individual sales, so please understand. Thank you very much for browsing the product. You can buy it immediately. This account only deals with 100% genuine items. Please feel free to take a look at our high-end brand products that have maintained their strong popularity! #Click here for a collection of picture books and children's books!