How high of a score can you get in 20 seconds?
Pick as many correct numbers being displayed as you can without picking wrong ones in 20 seconds for the best score.
Choose from different games. Pick Even and Pick Odd are available in the trial version. Remove the ads and unlock Prime 2, 3 and 4 Digit games as well as Power of 2, 3, 4 and 5 games.
Add even more excitement by playing at a faster speed!
Improve your perception of numbers and relationships and have fun at the same time!
In addition to unlocking the other games and removing the ads, a purchase allows you to pick a special background for your games.
It's a great way to spend 20 Seconds! Over and over again!