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The Ultimate Physics Arena

Solve weekly bounties for exclusive badges, then compete in monthly contests to climb the global rank ladder.

Solve Problems →
Practice at your own pace
Problem of the Week →
New problem drops every Monday

Problem Bank

Practice physics problems at your own pace. Filter by topic and difficulty, track your progress, and climb the leaderboard.

Problem of the Week (POTW)

An advanced, multi-part physics bounty drops every Monday. Be the first to solve it, claim the First Blood badge, and collect Quarks.

Monthly Contests

Synchronous rated rounds every month — 5 questions, 60 minutes. Compete for real-time standings and climb the global Elo ladder.

Hall of Fame

#UsernameSchoolEloPeakSolved
1
phoenix137Master
Feb26' Champion
Won 1st place in a monthly contest
POTW#01 Top 10
Finish in the top 10 on a POTW
POTW#02 Top 10
Finish in the top 10 on a POTW
UC Berkeley1891189138
2
wei_lxIntermediate
POTW#01 Top 10
Finish in the top 10 on a POTW
—150015006
3
ethxnchoIntermediate
—150015002
4
willthorntonIntermediate
Hotchkiss School143614363
5
kev_zhangIntermediate
UC Berkeley143614363
6
noahfischBeginner
—138113813
7
dylanpkrBeginner
—135013505
8
sofiamrnBeginner
—132313233
9
mingyu_lBeginner
UC Berkeley129812985
10
arjundas9Beginner
—127512752
11
zara_mkBeginner
—125312533
12
yuki_tnBeginner
—123212323
13
inavpatlBeginner
—121112114
14
PlumpSucculentBomerBeginner
—120012000
15
abgkillaBeginner
—120012000

Showing #1-#15 of 100

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