I used an old 70's pattern for the hat, but you can for example use Petchy's pattern for reversible toddler's hat/bonnet. Unfortunately my hat turned out to be too small for my daughter, but it will make a nice gift for someone elses baby.
easy baby shower gift
cotton summer hat for baby about 3-4 months 13" head circumferance
Bear Hat, Rawr!
Knitted Animal Hats
A Fun Hat With Many Variations