The Official ACT Science Guide

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• Publisher: Wiley
• Year: 2026
• Print ISBN: 9781394407323
• eBook ISBN: 9781394407330
• Edition: 3
• Topic: Study Aids
• Subtopic: ACT Study Guides

Master the science section of the ACT with the only official guide prepared by the creators and administrators of the test

The Official ACT Science Guide, 3rd Edition, is the most recent and authoritative update to the leading study resource for the widely used college admissions test. This comprehensive guide shows you what to expect on test day, offering intuitive and concept-based instruction, actual test questions from previous exams, and expert insights that reduce test anxiety and build confidence.

This book reflects the most recent changes to the ACT science section and delivers a complete review of every science concept tested. With both print and customizable online practice questions, students can prepare in the way they feel most comfortable while working through problems organized by question type.

You'll also find:

• Real ACT sciencequestions from previous test administrations combined with detailed explanations for every problem
• A concept-based approach that helps students understand the science topics they'll encounter on test day
• Comprehensive review of the entire sciencesection so students know exactly what to expect
• Online access to the complete question pool for personalized, customizable practice sessions
• Organization by question type to help students identify strengths and target areas needing improvement

Ideal for high school students preparing for college admissions or scholarship qualification, The Official ACT Science Guide is a detailed and authoritative resource designed to help students of all skill levels perform at their highest level on test day.

Table of contents

• Cover
• Table of Contents
• Title Page
• Copyright
• Introduction
• Chapter 1: An Overview of the ACT Science Test
• Chapter 2: Data Representation Passages
• Chapter 3: Research Summaries Passages
• Chapter 4: Conflicting Viewpoints Passages
• Chapter 5: Reporting Category: Interpretation of Data
• Chapter 6: Reporting Category: Evaluating Models and Scientific Arguments with Evidence
• Chapter 7: Reporting Category: Scientific Investigation
• Chapter 8: Science Basics
• Chapter 9: Graphs and Charts on the ACT Science Test
• Chapter 10: Scientific Units and Measurements
• Chapter 11: Science Vocabulary
• Chapter 12: Practice Questions and Full-Length Practice Tests
• Chapter 13: Answers and Explanations
• End User License Agreement