Colonumbers

Keep your brain trained with Colonumbers! In each row there are 4 boxes with numbers. At the beginning you have only 0 and 1. Click on the number to change it. Remember that you can transform even numbers to 0, 2, 4, 6 and 8 and odd numbers of course to 1, 3, 5, 7 and 9. You have to arrange the numbers in ascending order from left to right. You can put only different numbers in the same column to complete the game. Do you like challenges? Complete 4 games in 4 minutes! Do the best you can. It may not be enough!