Helpoimmat - The easiest ones:
Helppoja, mutta ei liian helppoja: - Easy, but not too easy:
- Yle Uutiset selkosuomeksi - YLE news in easy Finnish, something new every day
- Selkosanomat - News in easy Finnish, new material every two weeks
- A Memrise course based on Selkosanomat and Selkouutiset
Also, there's this online magazine with Finnish texts divided on three difficulty levels:
Finally, here's a link to Selkokirjat, fiction and non-fiction books written in simplified Finnish. (Quite soon, the books simplified by me will also be on this page!) You can order books online or check out your local library. Unfortunately, not so many bookstores have these books on their shelves.