Angry birds spend the next flight training. The difficulty will lie in the fact that you need to run them with a slingshot and every bird has to fly straight into the ring. Please note that there are a limited number of starts, if you happen to miss with each of them, then you lose. If you can fly the first time, you earn more all stars and go to the next step. There are new challenges await you with more complex flight, be prepared for difficulties.