'10 Minutes with ... ' is a collection of apps created for working in mathematical content and making that the user spend at least 10 minutes per day to improve on that mathematical competence. Created for students or any people who want be a better mathematician.
In '10 minutes with GCD and lcm' users can work the divisors and multiples across three levels : - Level 1 : we work the factorization of numbers. - Level 2 : we study the GCD. - Level 3: we study the lcm.
When you choose a level, the timer will start. On the screen will appear the operations to do. You should get some piece of paper and pencil and, when you have finished, check your answers.
If you choose the option 'Hand, you can work since the app. You will use a keyboard, and the app will tell you if your answer is correct.
If you work the ten diary minutes, you gradually notice how you will improve in maths.