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  2. KenKen - Wikipedia

    en.wikipedia.org/wiki/KenKen

    There are three age groups and the student winners of each division attend the KenKen International Championship in New York. Student divisions include Sigma (Approximate age is 14 and up), Kappa (Approximate age 11-14), and Delta (Approximate age 11 and younger). There is also an adult division and a senior division for those over the age of 60.

  3. Noetic Learning math contest - Wikipedia

    en.wikipedia.org/wiki/Noetic_Learning_Math_Contest

    National Honor Roll: Awarded to the top 10% of participants in each grade category. Honorable Mention: Awarded to students who score in the top 50% of participants in their grade category. [20] [18] School teams can earn the following award: Team Achievement: The top 10% of teams in each grade. [6] [21]

  4. Ages of Three Children puzzle - Wikipedia

    en.wikipedia.org/wiki/Ages_of_Three_Children_puzzle

    A. 2 + 6 + 6 = 14 B. 3 + 3 + 8 = 14. In case 'A', there is no 'eldest child': two children are aged six (although one could be a few minutes or around 9 to 12 months older and they still both be 6). Therefore, when told that one child is the eldest, the census-taker concludes that the correct solution is 'B'. [3]

  5. Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

  6. American Mathematics Competitions - Wikipedia

    en.wikipedia.org/wiki/American_Mathematics...

    the AMC 8, for students under the age of 14.5 and in grades 8 and below [1] the AMC 10, for students under the age of 17.5 and in grades 10 and below; the AMC 12, for students under the age of 19.5 and in grades 12 and below [2] The AMC 8 tests mathematics through the 8th grade curriculum. [1]

  7. Mathematics education - Wikipedia

    en.wikipedia.org/wiki/Mathematics_education

    Games can motivate students to improve skills that are usually learned by rote. In "Number Bingo," players roll 3 dice, then perform basic mathematical operations on those numbers to get a new number, which they cover on the board trying to cover 4 squares in a row. This game was played at a "Discovery Day" organized by Big Brother Mouse in Laos.