Sites with Math challenges on WeChall

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ID Language Site Users Challs Average Dif Fun Description
97FrenchFranceÉnigmes À Thématiques208158012.36%50.00%50.00%Énigmes À Thématiques, c'est une nouvelle énigme inédite qui sort chaque jour dans des domaines aussi variés que...
80EnglishUnited StatesDisavowed.net220646.47%50.00%50.00%One of the original challenges! Disavowed.net is once again available to play (hosted within Mod-X). Enjoy!
75GreekGreeceMathchall50.00%50.00%Mathchall is requiring the mind to use pure intelligence in the attainment of pure truth. ---Now you can maximize you...
58EnglishUnited StatesValhalla56.25%100.00%Valhalla is a place for sharing knowledge and ideas. Valhalla allows users to submit code, as well as science,...
55FrenchFranceRight-Answer39.29%53.12%This website want to make you think and learn in several chall spread over several categories such as logic,...
47EnglishPolandSPOJ121204070021.11%62.50%18.75%SPOJ (Sphere Online Judge) is an online judge system with 2000 programming challenges. The solutions to challenges can...
38EnglishNetherlands, Thelistbrain.tk58.33%68.75%Another english site
37EnglishUnited StatesCSTutoringCenter39.70%68.05%CSTutoringCenter.com provides many different kinds of challenges. You are free to solve them in any language and with...
36EnglishTurkeyRoseCode53.57%71.43%This site publishes mostly math based programming challenges. Other topics include Crypto, Brainfck, Hacking, and...
27EnglishUnited StatesProject Euler75.00%100.00%Project Euler is a series of challenging mathematical/computer programming problems that will require more than just...
25PolishPolandShow Your Skills84.09%77.27%sys.warchall.net is a polish website with a lot of challenges. You can find here hackmes, crackmes, cryptography...
23GermanGermanyMiBs Challenges65.91%73.22%MiBs Challenges is a German riddle site started in 2005 with over 150 challenges in 9 categories including math,...
17SpanishSpainHispabyte45.45%61.36%Wargame de Hispabyte, zona práctica de un sitio dedicado a la seguridad, informática y programación. Wargame of...
14FrenchFranceinfomirmo70.00%70.00%A new French site turned to the learning of the computing through the SOSI challenge. SOSI is a linear challenge with a...
12EnglishSwitzerlandLOST-Chall63.04%66.31%A site based on the TV show Lost. Challenges range from easy to hard. Non-Lost fans will find this enjoyable too!
9GermanGermanyHappy-Security63.33%66.07%Happy-Security is a german challenge site. {also translated in english} Beside the 'normal' challenge sections, there...
6EnglishUnited KingdomElectrica125654424.59%89.28%82.69%Reverse engineering, cryptography, maths, steganography challenges. Home of the challengers handbook.
4EnglishSingaporeRankk998735311.90%80.77%75.89%Rankk's challenges are organised into levels from easy to difficult. The challenges are based on topics ranging from...
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