Memory Game Number Estimator

Mind game for people in any age. Try to find the number which is in the selected range.
It has two levels that are Easy mode and Difficult mode.

In easy mode, select number range from Game Options menu item. Range of the number can be 0..100, 0..200, 0..500 or 0..1000.
You can enter any number less or bigger than expected. Number of trials is 7 for 0..100, 8 for 0..200, 9 for 0..500 and 10 for 0..1000

In difficult mode, select number range from Game Options menu item. Range of the number can be 0..10, 0..20, 0..50 or 0..100.
You can enter any number less than expected but you can not enter any number bigger than expected more than 1 time