Urjo.com is a logical challenge where you determine which spots are red and which are blue.

• Each line must contain an equal number of red and blue spots.
• Numbers indicate how many surrounding spots are the same color as the numbered spot.
• Adjacent lines must be different.

Tutorial Learn the rules step by step.

Set up profile to track progress, set your flag and initials, choose your preferred difficulty level, and get your initials on the Top list.