A few weeks ago I was working with a student preparing for his Private Pilot written exam. He'd run through the Sporty's question bank multiple times and was scoring well on practice tests. By every standard measure, he looked ready.
Then I started asking questions that weren't in the bank.
He struggled. Not because he wasn't smart or hadn't put in the time — he had. But somewhere along the way he'd committed to rote memorization instead of actual understanding. He knew the right answer to question 47. He didn't know why it was the right answer.
Here's the thing: rote memorization will get you through the written exam. It won't get you through your oral. And it definitely won't help you when something unexpected happens in the cockpit and you need to actually think through a situation you've never seen before.
That's the gap I try to close in ground school. And in my experience, five topics come up more than any others.
I also made a full 40-minute video walkthrough covering all five topics in depth — if you'd rather watch than read, it's right here:
1. Performance Calculations
This one catches people off guard more consistently than anything else I teach. Students walk into a session thinking performance is the easy part — you just look up numbers in a chart — and then they sit down with an actual POH and freeze.
The problem is that performance charts look different in every aircraft. Students practice with one set of charts in a textbook, open the actual POH for the airplane they're flying, and can't orient themselves. The format changes, the correction factors are in different places, and under exam pressure they panic.
What most people miss is the underlying principle: performance degrades as pressure altitude increases, temperature increases, and aircraft weight increases. Everything in the chart is just quantifying those relationships for your specific airplane.
Understand density altitude at that level — not the definition, but what it actually means for your aircraft on a hot July afternoon — and the charts become a tool rather than a puzzle. Work through problems with the actual POH for your airplane. Not a textbook example. Not a generic chart. Your airplane. Do it until the process feels like habit.
2. Weather
Weather humbles almost everyone, and for good reason. It's not one thing — it's meteorology, chart interpretation, decision making, and regulation all at once. Most students can decode a METAR by the time I work with them. What they usually can't do is explain why the weather is behaving the way it is, or what it actually means for their specific flight.
The fix isn't more textbook reading. It's reading real weather products every day. Pull up aviationweather.gov, grab the METARs for your home airport and a couple nearby fields, and decode them out loud. Look at the TAF. What's happening over the next 24 hours? Is a front moving through? Why is the visibility dropping?
Do that consistently and weather stops being a code to memorize. It becomes a story you can actually read.
3. Airspace
Students learn airspace the wrong way almost universally. They memorize a table — Class B requires clearance, Class C requires two-way radio — and then get confused when a question is phrased even slightly differently than they expected.
The fix is to stop treating the rules as isolated facts and start seeing the underlying logic. The FAA built the airspace system around one principle: the busier and more complex the environment, the more they require from you. Class A, everyone's on an IFR flight plan. Class B, you need an explicit clearance. Class C and D step down in complexity. Class E and G fill in the gaps.
Once that logic clicks, the specific requirements become obvious rather than arbitrary. Then practice on a real sectional chart — not a textbook diagram. Pick random points and work through them: what airspace am I in, what are the weather minimums, do I need to talk to anyone. Do it for thirty or forty points and the chart stops feeling like a puzzle.
4. FAA Regulations
Regulations are dry. There's no getting around that. But the pilots who struggle most with regulations in their oral are almost always the ones who memorized them as a list of rules rather than understanding why each one exists.
Take the 90-day passenger currency requirement. You could memorize "three takeoffs and landings in the preceding 90 days" and move on. Or you could understand that the rule exists because landing currency degrades faster than most pilots realize, and carrying passengers requires a higher standard than flying solo. When you understand the why, you can work through a question you've never seen before — which is exactly what your DPE is going to give you.
Focus on the regulations that govern how you actually fly: Part 61 for certification and currency, Part 91 for operating rules. Learn them from the source. And when you hit a rule, ask yourself why it exists before you move on.
5. Weight and Balance
Weight and balance is where the gap between "I get the concept" and "I can actually solve this problem" is widest. Students understand the idea — is the airplane within its limits — but sit down with a real problem and fall apart.
Almost always it's because they practiced with one POH format and the problem in front of them uses a different one. Every manufacturer lays out the weight and balance section slightly differently. The moment the chart doesn't match the textbook example, they're lost.
You're answering two questions every time: is total weight within limits, and is the center of gravity within the allowable range? Everything else — the moment calculations, the loading graphs, the envelope chart — is just the mechanics of answering those two questions for your specific aircraft.
Work through problems with the same POH until the process feels automatic. Then work through them with a second POH. The format will be different, but you'll know exactly what you're looking for.
The Thing That Actually Matters
My student passed his written. But more importantly, after a few sessions focused on actual understanding rather than memorization, he could answer questions he'd never seen. He could think through a scenario rather than pattern-match to something he'd studied.
That's the difference between a pilot who passed the written and a pilot who's going to be safe and competent in the cockpit.
If you're stuck on any of these and want real help — not more practice questions, but the kind of understanding that sticks — that's exactly what my ground school sessions are built for.
Live group sessions covering all five of these topics — $25 per session, first session free with code FIRSTFREE. See the schedule and book at andrewserrazina.com/ground-school.