Spot The Differences : IQ UP

Are you looking for an easy and simple Find the Differences game? 
Are you searching for ways to Improve Your Observation Skills and concentration skills through games?
Are you find totally free puzzle game?
The answer is "Spot the Differences: IQ UP"!

•Use a timer for improving your Observation and concentration skills. 
•Support unlimited hints for unfamiliar "Spot the Differences" game users.
•Use the zoom tool for searching for 5 different spots faster!
•Everyone enjoys and also builds thinking skills, concentration, attention!