A Ruler is simple app that purposes to be used for kid to learn how to read measuring scale of ruler in centimeter or inch. The objective of all task is measure the possible wide of object, on every object will be randomly wide and more higher task will be more difficult. By completing all tasks , it's expected that the player can be able to read scale of measurement result of ruler. Let try and have fun!
-Periodically maintenance
-Add Grade Record
9Apps 4.9
