Hard subjects,made clear.
practice that explains every answer
Question banks and interactive courses for NREMT-EMT, organic chemistry, anatomy & physiology, and AP® Biology, Chemistry, Physics 1, Calculus AB, Statistics and Environmental Science. Each lesson builds on the last, and every answer tells you why.
Made by Olivier Testa, an EMT who passed the NREMT studying with LevlPrep. Why I built it
Pick your course
Notes are free in every course. Start any of them right now, and sign in only when you want your progress saved.
NREMTEMT Prep911 call to hospital
2,093 questions, timed exams, forty chapters of notes and a 3D body map.
OrganicChemistrypush the arrows yourself
123 topics and 10 mechanisms you perform yourself.
Anatomy &Physiologyhow your body is built
27 chapters, taught so nothing is used before it is taught.
AP®Biologyevery unit, data questions
All 75 published topics, with data-heavy practice like the real exam.
AP®Chemistryunits and sig figs, checked
All 96 published topics, with units and significant figures checked.
AP®Physics 1force by force
All 48 published topics, with free-body diagrams graded force by force.
AP®Calculus ABtyped like real math
All 88 published topics, with answers you type as expressions.
AP®Statisticsconclusions in context
All 60 published topics, with conclusions checked in context.
AP® EnvironmentalScienceevery calculation, with units
All 104 published topics, with every calculation drilled with units.
AP®Psychologyevery concept, applied
All 42 published topics, with every concept applied to a situation.
How every course works
Read a short lesson
One idea at a time, in order, so nothing shows up before it has been taught.
Practice with reasons
Every question says why the right answer is right and why yours wasn’t.
Test like it’s exam day
Timed practice exams in the real format, so the real one feels familiar.
Start now, keep it free
Start in any course, with no card.
- All notes and textbook pages are free forever
- Interactive lessons are free in the early chapters
- Your level, streak and weak topics
- No ads
From $25 ($17.50 founding price until 31 January 2027)
One-time pass per course. No subscription.
- Unlimited practice
- Exams
- Every lesson
- Analytics
Never renews. Full refund within 7 days.
Questions
Is LevlPrep free?
All notes and textbook pages are free forever; interactive lessons are free in the early chapters; Premium adds unlimited practice, exams, every lesson and analytics.
How much does Premium cost?
A one-time pass for one course, from $25 to $49 in US dollars, with no subscription. Every price, course by course.
Is LevlPrep affiliated with the NREMT, ATI, OpenStax or the College Board?
No. LevlPrep is an independent study aid. It is not affiliated with or endorsed by the National Registry of Emergency Medical Technicians (NREMT), ATI, OpenStax, the College Board or any university. AP® is a trademark registered by the College Board, which is not affiliated with, and does not endorse, this site.
Who makes LevlPrep?
An independent project, not a company or a training program. Premium is an optional one-time pass, and what is free is listed course by course. No ads.
How are the questions written?
Every question in every course is original, written for LevlPrep with an explanation on each one: NREMT questions to current national guidelines and the five domains of the Registry’s 2025 EMT exam, every other course’s questions to the topic that teaches them. Automated checks look for answer-position and length tells. Sources and checks.
How do I see what changed?
Corrected questions, new lessons and site fixes are listed, dated, on What’s new.