Humboldt Plan It GreenHumboldt Plan It Green hosts a yearly conference on Building Green Communities each spring at the Arcata Community Center.
College of the Redwoods' Visiting Writers SeriesThis series at CR bring three writers and/or poets to the local community per academic year. All events are free and open to the public.
Humboldt Math FestivalAnnual Community Celebration of Mathematics - by and for community members, teachers, students, & professionals of all kinds who use mathematics. Activities, Displays, Career & Technical Information.
Humboldt Juggling FestivalDemos, workshops and performances of juggling and other related circus skills.