★Why? How? Series★ ☆Fun! The Wonders of Science ☆Why? How? 1st Grade ☆Why? How? 2nd Grade ☆Why? How? 3rd Grade ☆Why? How? 4th Grade This is a set of children's books that are fun and educational, expanding children's learning about science ☺︎ Perfect for summer reading time ♪ There may be some scratches and folds on the covers, but they do not interfere with reading (*´꒳`*) Please check the condition in the images and consider purchasing only if you understand that these items have been handled by children ☺︎ No individual sales, please. Please refrain from purchasing if you are concerned about minor details, are overly sensitive, or have allergies, as we have cats in our family. For those who understand that these are used items, have been inspected by an amateur, and are stored at home... Publisher: Takahashi Shoten Series Name: Fun Learning Series Target Age: Preschoolers/Elementary School Students