Free Online

Test Prep Courses and Certifications

Learn Test Prep, earn certificates with paid and free online courses from Harvard, MIT, Johns Hopkins, UC Irvine and other top universities around the world. Read reviews to decide if a class is right for you.

1,422 courses
Showing 1,422 courses
Filter by
Filters
  1. Level
  2. Duration
  3. Language
    • edX
    • 3 weeks, 3-6 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • edX
    • 3 weeks, 3-6 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • edX
    • 4 weeks, 3-6 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • edX
    • 4 weeks, 3-6 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • edX
    • 3 weeks, 3-6 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • edX
    • 4 weeks, 3-6 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • edX
    • 3 weeks, 3-4 hours a week
    • On-Demand
    • Free Online Course (Audit)
    • Coursera
    • 22 hours
    • On-Demand
    • Free Online Course (Audit)
    • Coursera
    • 10 hours 43 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Coursera
    • 12 hours 54 minutes
    • On-Demand
    • Free Online Course (Audit)

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.