Математичний аналіз і диференціальні рівняння вивчаю САМ

I apologize for off-topic, I'm thinking about creating an informative web-site for college kids. Will probably commence with submitting interesting information just like"Babies are born without knee caps. They don't appear until the child reaches 2-6 years of age."Please let me know if you know where I can find some related info such as here

www.skylinepto.org/wp/all-custom-essays-...-to-strict-essay-61/