Free · Expert-Led · Multi-Subject · Active Community

FissionLab Study Community —
Expert Tutoring Across Five Disciplines

PhD-level tutoring from a Nuclear Engineer, Berkeley physicist, and USAF Captain. Choose your subject and dive in.

PhD Nuclear Engineering, AFIT B.A. Physics, UC Berkeley USAF Captain Research at LLNL, LBNL, DTRA
Join the Discord Community → Browse Free Resources
⚛️
AFOQT Prep
Military officer qualifying test — all 12 subtests, adaptive practice, student tokens
Explore Resources → 🔭
Physics
From classical mechanics to quantum — Berkeley-level depth for college and beyond
Explore Resources → 🤖
AI / ML / DL
Neural networks, transformers, LLMs — taught by a practitioner who built models at DTRA
Explore Resources → 📝
SAT / ACT
Strategic test prep from a PhD engineer who understands how standardized tests are designed
Explore Resources → 📐
Mathematics
Calculus, linear algebra, differential equations — real math for real applications
Explore Resources →

🎯 Your Free AFOQT Discord

Instant access to study channels, daily practice questions, peer accountability, and weekly live office hours with Dr. Preston — at zero cost.

Join the Discord Server — It's Free

No payment required. No upsells. Just community.

COMMUNITY

Skool Study Community

Join the FissionLab community on Skool — structured learning, accountability partners, and Dr. Preston's resources in one place.

Join on Skool →
📚
Expert Resources
Comprehensive guides covering all 12 AFOQT subtests — written by a PhD and USAF veteran who's been through it.
💬
Active Discord
Real-time study groups, daily questions, score reports, and peer accountability from fellow officer candidates.
🎓
Weekly Live Q&A
Office hours with Dr. Preston every week — bring your hardest questions and get expert, field-tested answers.
✅
Always Free
No fees, no paywalls. Access is free because everyone who wants to serve their country deserves a real shot.
What's Inside

Everything you need to ace the AFOQT

From subtest breakdowns to 60 original practice questions — built specifically for aspiring Air Force officers.

📖
Free Resource Library
Full breakdowns of all 12 subtests with timing, scoring, and expert tips. Plus cheat sheets and book recommendations.
Browse Resources → ✏️
Practice Problems
60 original AFOQT-style questions across all 12 subtests, with a complete answer key you can review after.
Start Practicing → 💬
Study Forum
Ask questions, share scores, and find accountability partners in organized Discord channels by subtest.
Join the Discussion → 🔬
About Dr. Preston
PhD Nuclear Engineering, AFIT 2025 — youngest graduate. USAF Captain, 6 years active duty. Your community leader.
Read the Bio →

Want 1:1 coaching?

The community is free — and for students who want targeted individual prep, Dr. Preston offers personal tutoring sessions built around your specific weak areas and timeline.

Book a 1:1 Session with Dr. Preston →
AI-POWERED

AFOQT Adaptive Intelligence App

The only prep app that identifies exactly which question types slow you down — then drills you on those until they become strengths.

Free

10 questions/day · Basic scoring

Try Free →
MOST POPULAR

$9.99/month

Unlimited adaptive questions · Weakness ID · Progress analytics · Personalized schedule

Get Full Access →

Free with Sessions

Book 1:1 tutoring with Dr. Preston and get full app access included at no extra charge

Book a Session →

Already a student? Enter your portal token for free access:

📚 AFOQT Study Community by Dr. Preston PhD
Book Session Free Cheat Sheet