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Free practice tests, lessons and study guides for the GED, plus how the ACT, SAT, GRE, GMAT, MCAT and LSAT are scored and which prep courses are worth it.

  1. GEDHigh school equivalency in four subject tests145to pass each subject4 tests, taken one at a time
  2. ACTCollege admission test1–36composite scoreAverage 19.2, class of 2026
  3. SATCollege admission test, digital400–1600total score2 h 14 min, 2 sections
  4. GREGraduate school admission130–170per scored section1 h 58 min, 5 sections
  5. GMATBusiness school, Focus Edition205–805total score2 h 15 min, 3 sections
  6. MCATMedical school admission472–528total scoreAverage about 501
  7. LSATLaw school admission120–180scaled score5 tries per period, 7 lifetime

7 exams · 618 free guides · Updated

Start here: the GED in five reads

Free GED practice tests and classes by subject

Each GED subject is scored on its own. Pick a subject, take the practice test, then study the matching video class.

Quick answers about the big exams

What score do you need to pass the GED?
Each subject is taken separately and scored separately. There is no combined or average score: you must reach the passing score of 145 on each subject to earn your GED. How the GED is scored →
How long is the GED Math test?
The GED Math test (Mathematical Reasoning) runs 115 minutes in two parts. In the first part, you answer a small set of questions without a calculator. GED Math format and calculator rules →
Do GED test scores expire?
Generally, no. Once you pass a subject on the current GED test, that subject score does not expire. Individual states and jurisdictions may still set their own expiration policies. GED score validity rules →
What is a good ACT score?
There's no passing score on the ACT. A "good" score depends on the colleges you want. The national average Composite for the class of 2026 was 19.2. 21 tips for a good ACT score →
How is the SAT scored?
The whole test takes 2 hours and 14 minutes, plus a 10-minute break. It's scored from 400 to 1600, with each section scored from 200 to 800. Choosing between the SAT and ACT →
How long is the GRE?
The GRE takes about 1 hour and 58 minutes, and each section has a strict time limit. The current test has five sections and no scheduled break. GRE sections and timing →
What is a good MCAT score?
Admitted students usually score well above the test-taker average of about 501. In 2025, MCAT applicants averaged 506.3 and matriculants averaged 512.1. MCAT score ranges explained →
How many times can you take the LSAT?
LSAC allows five attempts within the current reportable score period (since July 2021) and seven attempts in your lifetime. There is no separate per-year limit. LSAT retake limits →

GED Math video lessons, in order

Short lessons that build from number basics to linear equations. Start at Lesson 1 or jump to the skill you need.

Guides by exam

ACT or SAT? Plan your college test

Compare the two tests, then use a study plan that fits the time you have left.

Grad school tests: GRE, MCAT and LSAT

Prep course and book reviews

We compare price, practice material and score guarantees so you can pick a course for your exam.

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