Art of Problem Solving
Is math class too easy for you?
You've come to the right place!

Online School

Receive live instruction with outstanding teachers and an amazing peer group.

Bookstore

Learn from books designed for strong math students in grades 3-12.

Community

Share your ideas with tens of thousands of math lovers from all over the world.
AoPS Online Classes
Our online classes bring outstanding students together with highly accomplished instructors to prepare the students for the rigors of top-tier colleges and internationally competitive careers. The AoPS Online School is accredited by the Western Association of Schools and Colleges.

Class Schedule

We have dozens of math and programming classes starting in the next few months for middle and high school students.
VIEW CALENDAR

How Classes Work

Our classes offer a wide variety of learning avenues and opportunities for students to interact with each other and with our instructors.
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WASC Accredited

Art of Problem Solving's Online School is accredited by the Western Association of Schools and Colleges.
READ ABOUT OUR SCHOOL

WOOT

WOOT is our 7-month high school math Olympiad preparation and testing program. Eleven of the twelve 2014 USAMO winners are WOOT alumni!
LEARN ABOUT WOOT

FREE Math Jams

Our free online Math Jams include AMC contest reviews and Q & A sessions with professors and admissions officers at MIT and Carnegie Mellon.
CHECK OUT THE MATH JAMS

ChemWOOT

ChemWOOT is our 7-month training program for the ambitious chemistry student preparing for chemistry olympiads.
LEARN ABOUT CHEMWOOT
AoPS Curriculum
The Art of Problem Solving mathematics curriculum is designed for outstanding math students in grades 6-12. Our texts offer broader, deeper, and more challenging instruction than other curricula. Our Beast Academy elementary school curriculum currently covers grades 3 and 4, and will span grades 2 through 5 upon completion.

The Art of Problem Solving texts have been used by tens of thousands of outstanding students, including many winners of major national contests such as MATHCOUNTS and the American Mathematics Competitions.

Online Books

Much of the AoPS Curriculum is now available online. Our online books integrate the texts with the AoPS Community, Alcumus, and AoPS videos.
BROWSE ONLINE BOOKS

Beast Academy

AoPS is expanding to elementary school! When finished, our Beast Academy curriculum will train grade 2-5 math beasts. Grades 3 and 4 now available.
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Other Books & AoPS Gear

Show your AoPS pride with AoPS paraphernalia, or check out books from other publishers.
VIEW OTHER BOOKS & GEAR

Recommendations

Not sure which books are right for you? Read through our recommendations page, or use that page to request a personalized suggestion.
VIEW RECOMMENDATIONS
Join the Art of Problem Solving Community to engage with thousands of problem solvers from around the world. It's free!
Middle School Math
Grades 5-8, Ages 10-13, MATHCOUNTS, AMC 8
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High School Math
Grades 9-12, Ages 13-18
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Contests & Programs
AMC and other contests, summer programs, etc.
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High School Olympiads
Regional, national, and international math olympiads
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College Math
Topics in undergraduate and graduate studies
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Site Support
Tech support and questions about AoPS classes and materials
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Contests Collections

View our collections of contest problems from around the world, with tens of thousands of problems from national and international competitions including American Mathematics Competitions, International Math Olympiad, Putnam, Harvard-MIT Math Tournament, Math Prize for Girls, and the USAMTS. We also host problems from national olympiads and IMO Team Selection Tests from countries around the world, such as Russia, China, Japan, Romania, Vietnam, Canada, the United Kingdom, and many more.
Who is online?
There are 717 users online, including the 431 registered members listed below, and 29 other hidden registered users.
Registered users online: _--__--_, 15Pandabears, 25120012jsy21, 3DVector, 5chars, 5space, Aang, aav, abccsparta, abean077, Abi1271, abigale69, abk788, Achilleas, Adharshk, Aditya_A, aelovemath, agastya, agbdmrbirdyface, alan05, AlcumusGuy, Aldwyn22, alex3, allamsetty2, AlyssaLin, AMC_Kid, amc2016, ami2020ss, Anchors, ancientwarrior, Ancy, andrewjjiang97, andyk750, angelplayer, ANieh, animelover606, annalyta, anotherchildgenius, Aokuang101, aopslearner, Applejam, Aragorn66, aravindsidd, armonkey3000, arvindr, ashlanahmed1, Ashmitar, AsmiK, Aspire2012, AWu007, Axolotl, axue, babybamboo, ballernation, Baobaodear, bddunla, benalineyan, bigboss, BLCRAFT, blue8931, bluecarneal, bluephoenix, BOGTRO, bowlerivory, Boy Soprano II, brainpopper, Bree10, brentnicklas, BRW, burrito7, BZ1, calvin.mumm, Capfam, catherine_cui, cf181032, chandra14, chessinfinity1011, Chocolate_Pretzel77, chrismc, Christopher03151, CJP1, classicmix54, cmw1234, CommanderShiny, Conan007, Coolfish12, crescendo, CurryinaHurry, cutiepi8, DanTheMan2015, darthvader1521, david2006322, Delta314, derekzoo, derpli, devenware, Devila03, dillmw, dinowc, dipster_27, DJKittyIII, dkneezel, dlphin, DoggyLover, dolphin_mermaid2003, domath123, Dominater76, duckie, DuncanG, dvdmkr, Dwu123, dyang, elf123, Emelian, Emily4957, enthusiastmath, EragonShadeslayer, eric_sun, Ericaops, ericzhu, ette, Eugenis, euler271, Fangirl131, FireFreeze, firstandy6170, Flamecrystal8, flyrain, foralanchu, fowlertip, FREDTHEDOG, freshy923, FTW, fxiong2002, G_Y, gaw, gelee, geoman523, geomonster, ggbanana25, Glezen, glnps, Gmud, go4horses, goodbear, Gopi, goseahawks, guolicious, gurev, haha0201, HannahChen, haofun, happycupcake, henryli06, Hirthik, honeybadger1, hootowl3563, Houdineo, hvenkat1213, Hydrahead, hypermonkey, Hyperspace01, i440minutes, Iamteehee, IcyNicholas45, ilikepie333, ILOVEMINECRAFT, InCtrl, irishfeet123, ivyli, J1105, JackDS, jacksonjimi, jameswangisb, jasperh, JavaddOreos13, JBrere, jclash, je37, Jellybean625, jenny_xu, jere, Jessp, Jetboost, JFC, jgf1123, jmj, JOJOSHI, jonjoseph, joshtree, joshua123456, joshuazucker, jtl32199, kange2489, kcgiants, keepcalmdomath, Keita, Kent Merryfield, kiki5, kikigrant, KingArthur, kittens4ever, kj2002, KnightAsterial, knittingfrenzy18, kotatwin2, kuneel13, kushusharma, LawrenceT, Legoboy, legolego, LeibnizK, LenLenMath727, lexd, Lightning101, lion11202, littleinfinity, Lonesan, LukeCell, Luraibird49, lyao, mango111, markchen, MasterJellal, masterofall, MatchPoint, Math15, math26, mathamagic, MathDragon2, mathenergy, mathishappy, MathKid1000, Mathlete55, mathlover1970, mathmandan, mathme24, mathnerd1122, mathps-sd, Mathygirl1, maxken, mazerunner, MCACT54321, mcdonalds106_7, megamario, meganli05, meljel, Meowzers26, MessierInfinity, mia9mi, mlu, moonleaf, MrE, mssmath, mtnbiker, muchomath, mythicat554, mzhang, najain03, nancycheung1, NAQuantum, narutoarya, natfoo, nathan.j.mcdougall, NathanV, navdat, naveace23, Neilmathew, NextEinstein, Nicholashillside, niuniujiaojiao, nmani2, noodles101, nosaj, nr2018, number11, oliverli, OmbreLife, oozkaya, oumarrbah_clf, Panda2000, pandabear10, PandaBob, Parnika_Kant, peach10, penguin314, PenguinJoe, Phandinh, phi_ftw1618, PhoebeV, pican, piegraph, pierre11134, piperson123, pk2015, poet, pops2724, pramodmitikiri, princessfiona, problemsolver12, Prp, Puff, Puffin2, pureimage, QuantumCat, QuickQuestion, QuietTiger, rafa2be, rahulkk, RailHead, Rainbow4Girl, raindrop, random31415, RandomPieKevin, rfoxes, rgymnast, RichardMaS, ridermillar, Ridley-C, RiverRocks, RJ8, rle00001, Robot7620, ROCKDANNY, RockLeo, rockyisi, rotmgboss2, rponnada, s210669, saagar, sabrinahu5, salvistar, SashaRB, SB963, SD2014, seanwang, sequoia, SerdGeek, SFScoreLow, ShadowBlade, Shredder1, shtyhb, sincostangent, sindennisz, skonar, Slacker, smartmath2015, smudge14, Sninja, Soccer23, sodapop351, sonicmouse37, sorens, sorigami2015, speedcuber3, spellbound, spmath123, sqrt-1__like__math, sreeb, Srikv, stamosa8922, stephenxia, steven123, superm11, supermessi, systemcode, taichiwatermelon, Tapeman, TeamMinnesota2015, Teddys123, TFeng21, TheBlackBeltGuy, theduckman, TheLuckyAngelo, thenextmessi, theoldaops, ThePandamanX, thepiercingarrow, thomasihkim, tiantian, tiger9812, tigerbugs, tijnasreksab, tj1878, toekneechin, Tommy2000, tornado.adv4, TotoroGray, udit_parikh, uglyducking, Vanessachen, VarunM, Vasili5, vasquell, vedav, Very_chatty, vidy5300, VietaFan, ViolinPlayer, viperstrike, Vishnusahasranama, Viswanath, vjnmath, w67zen, weisu56, Welovemath, wesleyding, whitefang, WIStanford2004, wobster109, Wooof, wrc400, wslf, wsliu, wuf93, Xinyan, xlne, Xlong, XYZ9000, Y.O.L.O., yamyamx2, yian333, yjiao, yosemitefalls, yoyoxu, ythomashu, yuanjinson, yyang2, Zhueee, ZombieNine, zwwwy
Statistics:
Total posts: 3,743,937 | Total topics: 532,532 | Total members: 188,893
Resources
In addition to our online school, textbooks, and Community, Art of Problem Solving offers a wide variety of free resources for avid problem solvers.

Alcumus

Alcumus is our free adaptive online learning system. It offers students a customized learning experience, adjusting to student performance to deliver appropriate problems and lessons. Alcumus is aligned to our Introductory online courses and to our Introduction series of textbooks. Teacher Tools are available for instructors and parents to monitor student progress.
START LEARNING

For the Win!

Compete with middle school students from around the world with For the Win! (FTW), inspired by the MATHCOUNTS Countdown Round. FTW is stocked with over 15,000 problems from major competitions such as MATHCOUNTS, the American Mathematics Competitions, MOEMS, and the Centre for Education in Mathematics and Computing contests.
PLAY FTW

Videos

Our video library offers hundreds of videos featuring AoPS founder Richard Rusczyk. Many of the videos are aligned to our Prealgebra, Introduction to Algebra, and Introduction to Counting & Probability books and classes. Others feature problems from MATHCOUNTS, the AMC 10/12, and the AIME competitions.
WATCH VIDEOS

MATHCOUNTS Trainer

The MATHCOUNTS Trainer has thousands of problems from previous School, Chapter, State, and National MATHCOUNTS competitions. Full solutions are provided for every problem so aspiring MATHCOUNTS mathletes can learn how to approach even the toughest questions.
PLAY MATHCOUNTS TRAINER

More Games

Check out the other games we offer in our Resources menu: Reaper and Greed Control!
PLAY REAPER
PLAY GREED CONTROL
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AoPS Incorporated
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