Put them into frames and albums, or use binders. Decorate around the photos with stickers and other mementos. Use paint pens, too. The truth of the matter is that you always know the right thing to do. The hard part is doing it.
Self education is the key to understanding.
Knowledge about the foreskin and its functions determines its value and usefulness. However, if it is known that the foreskin is The primary sexual tissue of the penis which provides a myriad of beneficial functions, then its inherent value is easily recognized and the benefits of leaving it intact become obvious. The difficulty arises in acquiring adequate information about the foreskin which is accurate and factual. While a great deal has been written and spoken about circumcision, very little of that communication describes the foreskin itself. Comparative research has shown that descriptions of the foreskin in anatomy books have changed very little in the past 300 years.