Browse through our amazing collection of unique 6th birthday wishes. Check out our adorable happy birthday messages and birthday cards. Find the perfect way to send a 6-year-old birthday boy or girl an unforgettable birthday message. Is it this time of the year huh? That little devil turns 6 years old soon! That child is now at the doorstep of elementary school, where it will meet its first, long lasting friends, with some even lasting the full 12 years of its experience at school, or who…