Interactive lesson
Mechanics of Materials · Mohr’s circle
This demo is a representative excerpt from a full interactive lesson, not the complete lesson.
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Licensed engineers are made daily.
Prep for the FE and PE exams in short daily sessions. Interactive lessons, adaptive drills and full-length practice exams in the real NCEES question formats, built by engineers who passed both exams and teach engineering.
Short daily sessionsInteractive practiceYour progress, by topic
See it in action
Built for how engineers actually study.
Try these FE Mechanical examples. This is a read-only demonstration: no study attempts, XP or personal data.
Local sample
Method flashcard
Statics
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Practice exam
Rehearse exam day before exam day.
Interactive demonstration · not an exam attempt
PE Mentor / Practice / Local sample
Thermodynamics
Untimed sample question
Air is compressed isentropically in a piston–cylinder device. Which property stays constant during the process?
What’s inside every exam
Everything your exam asks, taught the way you’ll use it.
Eight things every PE Mentor course gives you, from the first lesson to exam morning.
01
Interactive lessons
Work through engineering ideas with diagrams and questions. Change a stress state, inspect a beam, then test what you understand.
One lesson per subtopic
02
Flashcards that teach the method
Formulas, step-by-step procedures, common traps and a diagram where one helps.
STATICS · METHOD
1. Draw the FBD · 2. Pick a moment point · 3. ΣF = 0, ΣM = 0
Method card example03
Adaptive quizzes
Practice from easy to hard, with hints and worked solutions. Learn the method, not just an answer.
04
Full-length practice exams
Timed sections with a break, a review screen and flag-for-review. Or take it untimed in Chill mode.
Real modeChill modeFlag for review
Section 1 of 22:41:18
AnsweredCurrentQuestion 13 of 55
05
Every NCEES question format
The formats the real exam uses, not just multiple choice.
Multiple choiceMulti-selectNumeric entryPoint-and-clickDrag-and-drop
06
Readiness and analytics
Topic-by-topic breakdown and accuracy trends, so you know what to study next.
07
Streaks with shields
Earn shields by completing lessons or scoring at least 80% in quizzes, up to three stored shields. A shield covers a missed day.
08
Works anywhere
Any modern browser on laptop, tablet or phone, in light or dark mode.
How it works
A habit, not a cram.
The 900-page review manual assumes you have six free months. You don't. PE Mentor gives you a focused daily session you can finish after work, structured so it compounds.
01
Pick your exam and date
Choose your exam and tell us when you test. We recommend a daily goal and put it on your calendar.
02
Learn it, then drill it
Work through an interactive lesson, then a quiz that climbs from easy to hard. Miss one and you get hints, the first step, and a full worked solution.
03
Rehearse the real exam
Take full-length practice exams with timed sections, the optional break, and the same question formats NCEES uses.
04
Walk in knowing
Your readiness score is weighted by topic and difficulty. When it says ready, you can see why.
The useful difference
Why Students and Engineers choose PE Mentor
You’re not buying more hours of content. You’re building the judgment, recall, and confidence to work the problems in front of you.
What matters
PE Mentor
Our competition
Who wrote it
PE Mentor
Engineering educators who passed both exams and teach engineering
Our competition
Content teams who may never have taken your exam
Are you ready?
PE Mentor
Readiness score earned from your performance
Our competition
Progress bar of videos watched
What to study tonight
PE Mentor
Adaptive practice targets your weak topics
Our competition
Fixed syllabus — you guess
Question formats
PE Mentor
Multiple choice, numeric, multi-select, point-and-click — like NCEES
Our competition
Multiple choice only
Exam rehearsal
PE Mentor
Timed mocks with real sections, break, and review screen
Our competition
Quiz with answers after each question
When you get one wrong
PE Mentor
Step-by-step solutions that teach the method
Our competition
The right letter and a sentence
Your score report
PE Mentor
Topic-by-topic breakdown, every attempt saved
Our competition
A percentage
How you learn
PE Mentor
Interactive lessons where you solve, not just watch
Our competition
Hours of recorded video
Staying consistent
PE Mentor
Streaks, XP, and ranks built for working engineers
Our competition
Nothing — that’s on you
Where you study
PE Mentor
Any browser, laptop or phone
Our competition
Textbooks or desktop-only portals.
Every PE Mentor plan includes the complete method. No add-ons hiding behind the fine print.
Waitlist
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FAQ
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A support contact is not currently published.
Which exams do you cover?
See the current course catalog for live FE and PE exams. If your exam isn’t open, join the waitlist.
How does pricing work?
Choose from the available plans in our pricing section. Current prices, access periods and renewal terms are shown there before you sign up.
Can I cancel anytime?
Manage your plan and billing from your account. For recurring plans, use the billing portal to manage cancellation; review the terms shown for your current plan. One-time plans do not renew automatically.
Who writes the content?
Learn about our approach and view published team information on the About page. We don’t list unconfirmed biographies or reviewer credentials.
Is PE Mentor affiliated with NCEES?
No. PE Mentor is an independent study tool, not an NCEES product. These practice materials are not actual licensing-exam questions.
Do I still need the NCEES Reference Handbook?
Yes. For FE prep, study with the current FE Reference Handbook open. For PE prep, use the references and specifications for your particular exam. Find current resources directly at NCEES.
Does it work on my phone?
Yes. Use a modern browser on your laptop, tablet or phone. Both light and dark modes are available.
Can my university buy access for a class?
Visit For universities to learn about the study experience and check whether a university contact is currently available. Cohort arrangements are not purchased through this page.