【實用教育app】Circle 0|最夯免費app-綠色工廠好玩App

Circle 0 is a challenging puzzle game where the object is to arrange the numbers so that the sum of each circle is 0. Circle 0 provides practice with the addition of integers. Numbers range from -6 to +7. Puzzles are randomly generated and so the game can be played over and over again providing hours of fun. If you like soduku or magic square puzzles then you will love Circle 0. Special features make using Circle 0 fun:1. Slide numbers into place to solve puzzle.2. Random puzzles automatically generated.3. Sound effects. 4. Available for iPad iOS 7 and 8.