1. Open the app and select a level.

2. In each level, you'll see a picture of Talking Tom and his friends. Your goal is to find all the hidden stars in the picture.

3. Tap on the screen to zoom in and look closely at the picture. The stars can be hidden anywhere - on the characters, in the background, or even on objects in the picture.

4. When you find a star, tap on it to collect it.

5. Keep looking until you find all the hidden stars in the picture.

6. Once you've found all the stars, you can move on to the next level.