Where do I buy this book or other local fairy tales from?

U can try the National Library nearby your place. Usually, they will have lots of varieties of books suitable and can arouse the interest of the kids. Most importantly, it's FREE. The only setback is that the books aren't new. If you can find under redmart, you may wish to refer to this link https://www.shopback.sg/?raf=taeRBg to get cashback.