This book teaches children facts that are somehow related to the number ONE, and this association makes it easy for them to remember the facts. Jane Jones Wrote : "The uses of the book for preschool children to use to each about their self-image, body parts to start an art lesson for a self-portrait or to talk about some of the animals in the book for a science lesson integrated into a literacy lesson about a book that is a fact book or non-fiction. The creative preschool teacher could use this little book to trigger many hands-on activities to foster higher level thinking skills and problem solving." Tip for Parents : Read it to your kids, explain them, show them examples !!! They WILL LOVE IT Few Words from "TheBrothers" " As parents we want the best for our children. This book is about acquiring knowledge. We wrote this book in a very unique, fun and interesting way in order to enable you, as a parent, to read, learn and explain these new facts to your children. It took us a long time and a lot of effort to investigate, discover and bring you the most interesting and amazing facts. Each book includes a different number which is associated with facts that contain this number, as we said before, it is unique. Read it the book to your children, speak to them about it and explain it to them. " Knowledge is a familiarity with someone or something, which can include facts, information, descriptions, or skills acquired through experience or education " .... Wikipedia.