There are many online resources available to help students prepare effectively for the ACT. Khan Academy and Magoosh offer interactive lessons, video tutorials, and practice questions that cover all sections of the test. UWorld provides realistic practice problems with detailed explanations, while Prep Expert and Kaplan include full-length practice tests, strategy guides, and timed drills to simulate real exam conditions. Additionally, the official ACT website offers free sample questions, practice tests, and tips for each section. By combining these online tools with a structured study plan, students can target weak areas, build confidence, and practice efficiently from anywhere.