Hazel has definitely been the one that plays best by herself - although Peach maybe never got a chance to prove herself, being squished in between the other two so closely. I have appreciated Hazel's self-entertaining abilities immensely, especially with having a new baby around. However, sometimes this leads me to stumble upon some interesting findings.
Me: "The left"
Hazel: (whispering) "Mom, guess the other one"
Me: "The right"
Hazel: (yelling triumphantly) "WRONG!!"