Sides of the Brain

Left

Spoken and Written Language
Numbers
Rational Thinking and Logic
Analysis, Recognition of Details
Rules and Laws
Science
Linear thinking (step-by-step)
Awareness of Time

Right

Body Language
Power to visualize, daydreaming
Intuition and Emotion
Synthesis, visualizing an "overview"
Creativity, imagination
Art, music, dance, color, rhythm
Holistic and non-linear thinking
Spatial perception