The document compares a pioneer girl from 1835 to a 21st century girl from 2020. It notes their differences in clothing, activities, technology, and time period. The pioneer girl is depicted in a long dress and bonnet without color, while the 21st century girl wears colorful modern clothes and uses technology like an Apple watch. The document also includes biographies of two 3rd grade girls, Adelaide and Angela, describing their families, friends, hobbies and schools.