Description: Addictive puzzle game that tells you how clever or dumb you are after you've played.
How to play: With the mouse, drop tiles in the grid. Try to make adjacent tiles (columns or rows) add up to the required value.
Use power-ups to assist in your progress.
Warning: Incorrect working posture can cause musculoskeletal disorders affecting the neck, back, shoulders, arms and fingers. Read "Computer Workstation Ergonomics" article in order to understand and eliminate possible risks.