Tagged “math-puzzles”
25 pages · most loved first · page 1 of 2
Art of Problem Solving
A vast community and wiki archiving decades of competition math problems and solutions, from beginner puzzles through ol…
Centre for Education in Mathematics and Computing
A university outreach centre offering free archives of Canadian math competition problems and resources, spanning school…
Chalkdust Magazine
A free online magazine written by mathematicians for anyone curious about maths, featuring puzzle columns, crosswords, a…
DataGenetics
A blog of sharply written essays on puzzles, probability, and game strategy, unpacking things like why lottery number ch…
Ed Pegg Jr.'s Math Puzzle
A veteran recreational mathematics site by puzzle columnist Ed Pegg Jr., archiving decades of original math puzzles, til…
Erich Friedman's Packing Center
A researcher's archive of optimal packing problems, showing the best known arrangements of circles, squares, and other s…
Go Geometry
A long-running archive of hundreds of classical and original geometry problems with diagrams, aimed at solvers who enjoy…
International Mathematical Olympiad
The official archive of the world's premier high-school math competition, with every past year's problems and results fr…
James Tanton's Mathematics
A prolific math educator's site of free puzzle sheets, videos, and 'thinking mathematics' essays that turn ordinary curi…
LIVE Past Math Contests
A free, mobile-friendly archive of real past AMC and AIME competition math problems with full solutions, built for pract…
Math Challenge
A free archive of hundreds of recreational number theory and combinatorics puzzles, organized by topic and difficulty fo…
Math for Love
An educator-run site of free games and puzzles designed to make mathematical thinking genuinely enjoyable, including ori…
Math Munch
A weekly roundup blog serving up bite-sized recreational math discoveries, puzzles, and mathematical art for curious stu…
MathPickle
A collection of unsolved-feeling, game-like math puzzles designed for classrooms but engaging for anyone, each built aro…
Mind Your Decisions
Presh Talwalkar's blog of math puzzles, game theory, and short video explanations, with brain teasers that reward a seco…
NRICH
A University of Cambridge project offering thousands of free rich mathematical puzzles and investigations for all ages,…
Open Middle
A free library of open-ended math problems with a fixed beginning and end but many possible paths, designed to spark dee…
Play With Your Math
A weekly open math puzzle prompt shared with a global community of teachers and students, inviting genuine exploration r…
Purple Comet Math Meet
A free international online team math competition whose past problem sets and solutions remain fully accessible, offerin…
Stand-up Maths
Comedian-mathematician Matt Parker's site collecting his recreational math projects, puzzle challenges, and playful inve…
Tanya Khovanova's Math Blog
A mathematician's blog of original puzzles, wordplay riddles, and recreational number theory problems, written with a re…
The Aperiodical
A group blog for recreational mathematics news, puzzle roundups, and the annual Big Internet Math-Off tournament pitting…
Transum Maths Puzzles
An extensive collection of interactive mathematical puzzles, from hourglass timing challenges to coordinate-hunting game…
USA Mathematical Talent Search
A free monthly proof-based math competition open to any student, with years of past problem sets archived for anyone who…
Stumble onto more like this
One click takes you to a page you didn't know you were looking for. Rate it and the next one lands closer to your taste.
Add to Browser — it's freeWorks in Chrome, Edge and Brave. No account needed.