 Since then, Mind Trekkers has grown in scope and scale, participating in and hosting STEM Festivals from San Francisco to Washington D.C. Tailoring their events to groups of students from grades PK-12, the program has found a special niche with upper elementary and middle school students.Mind Trekkers looks to span the ‘attraction gap’ created when these students begin to self-select out of engagement in STEM courses.During these years students find these courses move from exploration to work.