Crammer will help you to learn and not to forget any information. To achive this: type all necessary questions and answers, set the frequency of showing notifications, and your device will start to show notifications with a random question from the selected list. Answer the question in your head and check the answer by pressing the corresponding button, or you can make it so that notifications come immediately with a question and answer to it. Constant flashing before the eyes of the necessary knowledge will definitely help you with cramming.