# Overview * This Application is a shooting game that solves the addition by mental arithmetic. * You can train computing power while enjoying in the game. * Both kids and adults can enjoy. * In case of incorrect answer, correct answer will be displayed so you will notice the mistake immediately. * It is easy to operate with a simple screen. * The annoying advertisement is not displayed. You are not concerned about letting children play. * Since it is from the first grade level to the super difficulty level, you can play according to your level. # Target * Elementary school students learning by addition lessons * People who want to strengthen their computing power * People who feel decreasing in computing power # How to play * Select mode, level, step and start the game. * Problems according to the mode and level will be displayed so please enter the answer. -> If correct, you can defeat the target. -> If incorrect, your life will decrease by one. * It is completed if you defeat all targets. However, the game is over if all your life is gone. * After completing, you can proceed to the next step. # Mode and Level * Add Two Numbers 1. 1 digit + 1 digit 2. 2 digit + 1 digit 3. 2 digit + 2 digit (≦ 100) 4. 2 digit + 2 digit (≧ 100) 5. 3 digit + 2 digit 6. 3 digit + 3 digit (≦ 1000) 7. 3 digit + 3 digit (≧ 100) 8. 4 digit + 3 digit 9. 4 digit + 4 digit (≦ 10000) 10. 4 digit + 4 digit (≧ 10000) * Sum All (1 digit) 1. 3 Numbers 2. 4 Numbers 3. 5 Numbers 4. 6 Numbers 5. 7 Numbers 6. 8 Numbers 7. 9 Numbers 8. 10 Numbers * Sum All (2 digit) 1. 3 Numbers(1 digit * 2) 2. 3 Numbers(1 digit * 1) 3. 3 Numbers 4. 4 Numbers(1 digit * 1) 5. 4 Numbers 6. 5 Numbers(1 digit * 1) 7. 5 Numbers 8. 6 Numbers 9. 7 Numbers 10. 8 Numbers # Features of this application * You want to play over and over again A pleasant sensation when defeating a target may become addictive. Because the time is recorded as ranking for each stage, you can constantly keep your motivation aiming for ranking updates. * Minute level classification Level is 8 to 10 levels. There is an elementary grade first grade level to ultra arcane mental arithmetic, so you can play according to your level. * Easy operation Simple specification that just selects the mode to play and select level and step. Even a child can operate easily. * No banner advertisement No banner advertisement are displayed on this application. There is no worry that children will browse the advertisement site. * Reasonable price In order to operate better application development, we charge for play above a certain level. However, we have set the price reasonably, and because it is a buyout type, additional charges and monthly charges etc will not occur. * You can play without Internet environment The data is saved in the device, so you can play even without the internet environment. * A Function that does not save a score Industry first!? We have provided a function that does not save a score after completing. If an adult plays in a model, the child may not be able to become the top ranker all the time due to the high score, and may not motivate. This function can resolve that. Moreover, there is also a function that erases the score of the 1st rank later.