Egg donation, sperm donation, embryo donation, surrogacy, adoption and natural birth is explained comparing how a cake is made to how a baby is conceived and it clearly explains all these different forms of conception that exist now-a-days. Just looking at the illustration one can easily understand all this infertility methods. In general, no matter how your child was conceived this book helps them open their minds and informs them of all these artificial reproductive technology methods. This book also helps parents introduce sexuality to their children at a young age.