The Complete U.S. Citizenship Test Study Guide 2026: All 128 and 100 Official Civics Questions with Explanations, Practice Tests, N-400 Guide, Free Flashcards and Audiobook

The only citizenship test guide that covers both test versions — and everything that happens before and after.

Whether you filed your N-400 before or after October 20, 2025, this guide has you covered. The 2025 USCIS test change left thousands of applicants uncertain about which questions to study. This book eliminates that confusion entirely.

What makes this guide different: Both test versions in one book — complete 100-question 2008 version AND complete 128-question 2025 version, each with full answer explanations Visual reference charts — Understand key citizenship concepts faster with easy-to-follow visual guides 14 practice tests total — 8 for the 2008 version, 6 for the 2025 version, formatted to mirror the real oral interview Free bonus resources — printable flashcards and audiobook included N-400 walkthrough — step-by-step guide to completing your application, the most common mistakes, and what officers ask about your form Full English test prep — speaking, reading, and writing practice with all official USCIS vocabulary and 40 practice exercises 5-step study plan — personalized tracks for 4 weeks, 2 weeks, or less than 1 week until your interview Interview walkthrough — exactly what happens at your USCIS appointment and how to handle every part of it Post-oath chapter — passport, voter registration, Social Security update, and how to sponsor family members Written for non-native English speakers Clear, simple language throughout. No legal jargon without explanation. Designed for busy adults who need an efficient, trustworthy guide — not a textbook.

Always up to date Based on official USCIS materials. Civics questions are reproduced from the official federal government question banks, which are in the public domain.

Independent publication — not affiliated with USCIS or the U.S. Department of Homeland Security.

Scroll up and click “Buy Now” to start your preparation today.