My First Human Body Book was designed to help kids with step-by-step activities about the workings of the human body. With this book, it is now simple and easy to let your children have an idea of any human organ and what does it look like. Nevertheless, our book focuses on educating while engaging your young reader with interesting facts, up-close imagery and easy to understand text. Keep children entertained and engaged! Why This Amazing Book Is Special: Large 8.5 x 8.5 inches size. Improve brain-learning and basic skills.