We strongly recommend that the child is openly informed about the special circumstances surrounding their conception as early as possible. Counselling by trained professionals with experience in donor sperm treatment is also highly recommended.
Interviews from different perspectives on the topic can be found here.
Some individuals may believe that it is better not to tell their children about their genetic background. However, concealing the truth often becomes a burden to the parents with time and can jeopardize the level of trust between family members.
It is advisable to inform the child about the nature of their conception as early as kindergarten. Children who grow up with this knowledge do not experience the situation as something unnatural ,and the trust between parents and the child is not compromized.
Meanwhile there are also good educational picture books on this topic, e.g. at FamART.

