Advocates hope to create more of a buzz around creating safe routes so kids can make a habit of walking or biking to school.
Aaron wasn't motivated to start biking to school because of promises of stickers or praise.
The Fernwood Montessori student says he decided to take charge of his 10 minute commute when he started 7th grade this fall.
His school is part of a push to get kids biking or walking to school.
Fernwood marked International Walk to School Day Wednesday along with schools around the world.
The idea is to raise awareness of the need to create safer routes so that kids can ride and walk to school safely.