For a toddler that uses the right hemisphere of the brain tend to be more creative artistically, lead with emotion and are commonly left-handed.
For those whom use the left side of their brain more tend to be calculating and logical.
Comes as a loose brain or incased in a jar with clear material that resembles water.
 
Artist fun fact: Being a right-brained person myself I can state this is true, I'm even left-handed. Well there are some exceptions to this, it's based on medical studies rather than horoscopes that only have generalizations that can fit anybody.
 
Size of loose segment: 5x3x4"     Size of segment encased: 6x4x5"
Turn around time: 5-7 days once order is placed