Articles & Guides

Most candidates study the wrong things and run out of time. This guide covers all 12 subtests, an 8-week study plan, the top 3 mistakes to avoid, and the resources that actually move the needle.

A 25-point jump on verbal analogies isn't talent — it's pattern recognition. Learn the five relationship types, the elimination method, and how to build speed under pressure.

Most physics tutors can solve the problem. Few can explain why it works. Here's what separates a great online physics tutor from a mediocre one — and how to assess before you book.

Most beginner ML guides send you in the wrong direction. Here's the sequence that actually works — what to learn first, which free resources are worth your time, and how long it realistically takes.

Claude, ChatGPT, Perplexity, Notion AI — which tools are genuinely useful for students and which are hype? Honest breakdown of what each does well, where each falls short, and how to use AI without killing your own learning.

A PhD physicist's honest breakdown of 5 AI tools that genuinely help physics students understand concepts, work through problems, and study smarter — with prompt examples and what to avoid.

10 specific techniques for using ChatGPT as a legitimate study tool — Socratic tutoring, explain-it-back, error analysis, practice exam generation, and more. Prompt templates included.

Every math topic on the AFOQT Math Knowledge subtest — algebra, geometry, arithmetic, and number theory — with formula reference tables, 5 specific practice strategies, and common mistakes to avoid.

Seven proven strategies for mastering AFOQT Verbal Analogies — relationship classification, stem analysis, prefix and root knowledge, timed practice techniques, and 25 high-frequency vocabulary words.

Complete Physical Science subtest review from a PhD nuclear engineer — mechanics, thermodynamics, electricity and magnetism, waves and optics, and nuclear physics with formula tables throughout.

Master all four instrument types tested — artificial horizon, heading indicator, altimeter, and airspeed — with a systematic bank-pitch-heading reading sequence and elimination strategies for non-pilots.

A structured 30-day AFOQT plan with week-by-week breakdown, daily schedule templates, composite targeting strategy, and how to use the adaptive app to close gaps efficiently before test day.

Everything non-pilots need for the Aviation Information subtest — aircraft parts and functions, all flight controls, engine types, airspace classes A through G, weather hazards, and navigation systems.

Why engineers pick up ML faster than most — mathematical prerequisites you already have, core algorithms explained intuitively, the Python stack, a 6-month roadmap, and how Dr. Preston uses ML in nuclear research.

A PhD nuclear engineer's accessible guide to the field — fission chain reactions, k-effective, reactor types (PWR, BWR, CANDU, molten salt), control mechanisms, radiation shielding, SMRs, fusion, and career paths.