The Official ACT Prep Guide 2025-2026 will be released in May 2025 and will reflect ACT test enhancements effective September 2025 ACT test(paper and online) and April 2025 ACT(online only).

Here is a quick summary of what is new about The Official ACT Prep Guide 2024-25 that was released in summer of 2024.

• Test 1(24MC1) is the only new test in the 2024-2025 guide when compared to last year’s Official ACT Prep Guide 2023-24. The math section in this test is new, however the Reading section is the same as the one in 2023 June ACT (Form F12).

• There are nine tests in total, six in the printed guide, and three other available via online access. All nine tests can be accessed in digital form on ACT’s online platform.

• Here are the details on the nine tests and the corresponding form codes from official ACT tests.

  • Practice Test 1 (24MC1): Reading section same as the one in 2023 June ACT F12, math seems new.[Digital Test 1]
  • Practice Test 2 (19MC5): 2017 December ACT test(A10).[Digital Test 5]
  • Practice Test 3 (20MC6): 2018 June ACT test(A11). [Digital Test 8]
  • Practice Test 4 (21MC8): 2020 July ACT test(C01). [Digital Test 6]
  • Practice Test 5 (22MC9): 2019 December ACT test(C03). [Digital Test 7]
  • Practice Test 6 (23MC1): 2021 December ACT test(E23). [Digital Test 2]

  • Digital Test 1 (24MC1) (Reading section same as the one in 2023 June ACT F12, math seems new).[Practice Test 1]
  • Digital Test 2 (23MC1): 2021 December ACT test(E23). [Practice Test 6]
  • Digital Test 3 (16MC2): Mix of 2015 April ACT test(73G) and Real ACT Prep Guide 3rd edition.
  • Digital Test 4 (18MC4): 2017 June ACT test(74C).
  • Digital Test 5 (19MC5): 2017 December ACT test(A10). [Practice Test 2]
  • Digital Test 6 (21MC8): 2020 July ACT test(C01). [Practice Test 4]
  • Digital Test 7 (22MC9): 2019 December ACT test(C03). [Practice Test 5]
  • Digital Test 8 (20MC6): 2018 June ACT test(A11). [Practice Test 3]
  • Digital Test 9 (16MC1): Mix of 2015 June ACT test(73C) and Real ACT Prep Guide 3rd edition.

Here is a quick summary of changes being made to ACT beginning April 2025:

• Total number of questions in the test has been reduced by 44.
• Total testing time has been reduced to 125 minutes.
• The number of answer choices in math questions has been reduced from five to four.
• Science section is optional.
• The new changes will be implemented with the online ACT tests beginning April 2025, and will be rolled out to ACT national paper tests beginning September 2025.
  
  

Please see the additional details in the following two documents released by ACT: ACT Enhancement, ACT Test is Evolving.

 
ACT announces a shorter test with Science section optional along the lines of Writing section. 44 fewer questions and 2 hour long for the core ACT test(English, Math, and Reading). More details from ACT at this link: The ACT Test Is Evolving

Here is a quick summary of what is new about The Official ACT Prep Guide 2023-24 that was released in summer of 2023.

• Test 1(23MC1) is the only new test in the 2023-2024 guide when compared to last year’s Official ACT Prep Guide 2022-23. This test is identical to the official 2021 December ACT test(Form code E23)

• There are eight tests in total, six in the printed guide, and two other available via online access. Tests 7 and 8 can only be accessed via ACT’s online website.

• Here are the details on the eight tests and the corresponding form codes from official ACT tests.

  • Test 1 (23MC1): Identical to 2021 December ACT test(E23).
  • Test 2 (18MC4): Identical to 2017 June ACT test(74C).
  • Test 3 (19MC5): Identical to 2017 December ACT test(A10).
  • Test 4 (20MC6): Identical to 2018 June ACT test(A11).
  • Test 5 (20MC8): Identical to 2020 July ACT test(C01).
  • Test 6 (22MC9): Identical to 2019 December ACT test(C03).
  • Test 7 (16MC1): Mix of 2015 June ACT test(73C) and Real ACT Prep Guide 3rd edition.
  • Test 8 (16MC2): Mix of 2015 April ACT test(73G) and Real ACT Prep Guide 3rd edition.

You can find video explanations to the math section from these eight tests at this page: Official ACT Prep Guide 2023-2024 video explanations.