The default mode and difficulty are great for kids and anyone who wants a leisurely but also mathematically stimulating puzzle. Crank up to the difficulty or try Gutsy mode to put really challenge your brain!
There are also lots of achievements that can be unlocked and online leaderboards through Google Play Game Services, so you can challenge yourself to be the very best that no one every was!
-Google Play achievements and leaderboards
-4 game modes
-4 game difficulties
Use any of the four numbers in the number pool and any of the operators to create the ten target values. You will have to get the required number of target values on that level to qualify for the next level.