1. Why does the game suddenly stop during playing?
Answer: You may not be recorded when you press the button on the back to complete a level and enter the next level. Please press the button on the back vertically and quickly again until it is recorded.
2. Why is there no response after installing the batteries?
Answer: Please check whether the positive and negative poles of the battery are installed incorrectly.
3. Why do some bubbles not respond when pressed?
A: You need to press the bubble firmly and completely until the light goes out, otherwise it will not be recorded.