ACT Science Practice Questions 2026-2027

IMPROVE YOUR ACT SCIENCE SCORE WITH A PREP BOOK BUILT FOR ACCURACY, SPEED, AND CONFIDENCE

The ACT Science section is one of the most time-intensive parts of the exam. You have to solve questions quickly and accurately. That’s exactly what this book is built to help you do — solve questions faster, more confidently, and with greater precision on test day.

Strategy-First Approach

Every question is solved using Vibrant’s core strategies to help you solve problems faster and more accurately under time pressure.

What You’ll Get Inside:

• 500+ Practice Questions – Practice with real-like ACT questions you’ll encounter on test day
• Detailed Answer Explanations – Learn from every mistake with clear reasoning behind correct and incorrect answers.
• Targeted Practice by Passage Type - Get targeted practice focused on the three core ACT Science passage types: Data Representation, Research Summaries, and Conflicting Viewpoints
• Diagnostic Test – Identify your strengths and weaknesses before beginning your prep.
• 1 Full-Length ACT Science Test – Simulate real-test conditions and build confidence.
• Mini Timed Tests – Solve timed tests to build pacing and exam stamina.
• Study Plans – Align your prep timeline with 3-month and 6-month study plans.

Online Companion Resources

• Science Vocabulary List for faster, more confident reading.
• Graphics Guide to interpret graphs, tables, diagrams, and more.

Whether used for self-study, classroom instruction, or tutoring support, this book offers a strategy-driven, practice-focused path to mastering the ACT Science section.

Other ACT books by Vibrant:

ACT Practice Tests

ACT English Practice Questions

ACT Math Practice Questions

ACT Reading Practice Questions