Snow Queen Save Princess is a great Frozen game where you control two characters at the same time. You control Queen Elsa and Olaf to work through each level together. You'll need to use both to solve some of the problems to make it through to the end!
Control Elsa: Move Left - A key, Move Right - D key, Jump - W key Control Olaf: Move Left - Left arrow, Move Right - Right arrow, Jump - Up arrow