Free Online

Classification Courses and Certifications

Learn Classification, earn certificates with free online courses from Harvard, Stanford, MIT, University of Pennsylvania and other top universities around the world. Read reviews to decide if a class is right for you.

510 courses
Showing 510 courses
Filter by
Filters
  1. Level
  2. Duration
  3. Language
    • Udemy
    • 4 hours 18 minutes
    • On-Demand
    • Paid Course
    • Coursera
    • 7 hours 9 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Coursera
    • 7 hours 24 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Coursera
    • 11 hours 7 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Udemy
    • 2 hours 2 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 3-4 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 14 hours 4 minutes
    • On-Demand
    • Paid Course
    • Coursera
    • 4 days 18 hours 15 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Udemy
    • 8 hours 24 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 3-4 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 4 hours 23 minutes
    • On-Demand
    • Paid Course
    • Coursera
    • 21 hours 53 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Udemy
    • 1 day 15 hours 9 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 5 hours 7 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 5 hours 21 minutes
    • On-Demand
    • Paid Course

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Someone learning on their laptop while sitting on the floor.