What is Thirty-Six used for?

Thirty-Six is an online ACT prep platform with a diagnostic test, lessons, concept quizzes, timed full-length exams, study plans and progress tracking for high school students. It is a good fit for high school students preparing for the ACT, finding and fixing weak concepts quickly, and practicing test pacing with timed sections.

Yes. Thirty-Six has a free plan.

Is Thirty-Six open source?

No. Thirty-Six is proprietary (closed-source) software and can't be self-hosted. In the Education & LMS category, open-source options include Frappe Learning, freeCodeCamp and Anki.

What are some alternatives to Thirty-Six?

Thirty-Six competes with Khan Academy.

Thirty-Six: features, pricing and alternatives

About Thirty-Six

Thirty-Six is a web platform for students preparing for the ACT. It starts with a free diagnostic test to find weak areas, then offers English and math lessons mapped to the exam, 15-question concept quizzes for short drilling sessions with immediate feedback, and timed full-length tests that simulate test day.

Further features include a timer built into quizzes and practice exams, study plans that turn a goal into a weekly schedule, progress tracking by concept and over time, and an optional leaderboard for friendly competition. An Educators section is aimed at teachers. The platform is aimed at ambitious students trying to reach a 30-plus ACT score, and the site also publishes a blog and an FAQ. Pricing is on a separate page.

Key features

Free diagnostic test
English and math lessons mapped to the ACT
15-question concept quizzes with feedback
Timed full-length practice tests
Weekly study plans
Progress tracking by concept
Optional student leaderboard

Good fit for

High school students preparing for the ACT
Finding and fixing weak concepts quickly
Practicing test pacing with timed sections

Tags: act-prep; test-prep; education; practice-tests; study-plans; high-school; quizzes

Thirty-Six: questions and answers

What is Thirty-Six used for?: Thirty-Six is an online ACT prep platform with a diagnostic test, lessons, concept quizzes, timed full-length exams, study plans and progress tracking for high school students. It is a good fit for high school students preparing for the ACT, finding and fixing weak concepts quickly, and practicing test pacing with timed sections.
Is Thirty-Six free?: Yes. Thirty-Six has a free plan.
Is Thirty-Six open source?: No. Thirty-Six is proprietary (closed-source) software and can't be self-hosted. In the Education & LMS category, open-source options include Frappe Learning, freeCodeCamp and Anki.
What are some alternatives to Thirty-Six?: Thirty-Six competes with Khan Academy.