Netdiver Co., Ltd. introduces KidsYam's Math Rangers 1.0.1, their new childrens educational app for iOS. Fun to learn and play, KidsYam's Math Rangers is an educational math quiz game that is sure to be challenging. Through 3 levels of 6 stages, Kids can train and learn basic math calculation skills, including addition, subtraction, multiplication, and division. Step by step, kids will learn the basic concept and calculation skills of math through defeating space pirates! KidsYam's Math Rangers 1.0.1 is Free and can be downloaded from iTunes.