I looked at that "Diversity Bookbags" link and found "multicultural crayons" mentioned a few times. Crayola actually makes them. Guess I've been out of kindergarten too long.
found at: http://www.ssww.com/store/product/sku=SC470/
Crayons come in 8 different skin tones, so children can draw and blend colors to match every complex ion. Help develop self-esteem and ethnic pride. Non-toxic. Standard Size. Box of 8. (Crayon Stdrd Multicultural Bx/8)
Question on a related activity: What happened with the "We Are Family" video in your school districts? The showings would have been weeks ago. Heard anything? Did your schools participate?