Saturn is famous for its beautiful rings, which are wide enough to be seen through a small telescope. Although th look so from f away, t rings a actually ma of coun pieces o ice a rock. So pieces are as small as grains of sand, while others are as large as houses. The rings are extremely thin compared with their width. Scientists still debate how old the rings are and how they formed.

Type only the missing letters. Each box is one letter, and the number of boxes matches the letters that are missing.