OmegaLearnOmega Learn
Classes, textbooks, and resources for STEM competitions.
Free Textbooks
Full textbooks with video lectures for every topic and hundreds of practice problems with video solutions.
Preparation Guides
Guides covering format, key topics, and how to study, grouped by subject.
Math
MOEMS
The Math Olympiad, a great first step into competition math.
Prep Guide โ
AMC 8
The on-ramp to AMC math, built for grades 6โ8.
Prep Guide โ
MATHCOUNTS
The premier national middle school math competition.
Prep Guide โAMC 10
The high school step up from AMC 8 into competition math.
Prep Guide โAMC 12
Broader scope including pre-calculus and trigonometry topics.
Prep Guide โAIME
The invitational round for top AMC scorers: three hard hours.
Prep Guide โUSAMO
The USA Math Olympiad: six proof-based problems over two days.
Prep Guide โScience
Science Bowl
Buzzer rounds across bio, chem, physics, math, earth science.
Prep Guide โ
F = ma
The qualifying exam for the US Physics Team, deep on mechanics.
Prep Guide โUSAPhO
The olympiad-level physics exam that selects the US Physics Team.
Prep Guide โ
USNCO
The U.S. Chemistry Olympiad, the path to the IChO team.
Prep Guide โ
USABO
The USA Biology Olympiad, from the Open Exam to the IBO team.
Prep Guide โ
USESO
The U.S. Earth Science Olympiad: geology, weather, and oceans.
Prep Guide โ
USAAAO
The USA Astronomy & Astrophysics Olympiad, selecting the IOAA team.
Prep Guide โ
Free Classes
Full courses available for free on YouTube.
Important topics for MOEMS, a strong starting point for elementary and middle schoolers new to competitions.
Core AMC 8 concepts and smart approaches to its problems, for middle and advanced elementary students.
For students already familiar with competition math who want to push their scores higher.
Key topics for the AMC 10 exam, aimed at middle and high schoolers new to this level.
Advanced techniques and deeper problem-solving for students aiming for top AMC 10 scores.
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Resources by Grade
Resource lists for each stage: math, science, coding, and language arts.
Elementary School
Middle School
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YouTube channel
Every free class, posted in full, with new series added throughout the year.
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