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  2. Freerice - Wikipedia

    en.wikipedia.org/wiki/Freerice

    Freerice, originally FreeRice, is a website-based application that allows players to donate rice to families in developing countries by playing a multiple-choice quiz game. For every question the user answers correctly, ten grains of rice are donated via the United Nations World Food Programme. There are over 50 categories, including: English ...

  3. Wheat and chessboard problem - Wikipedia

    en.wikipedia.org/wiki/Wheat_and_chessboard_problem

    The problem may be solved using simple addition. With 64 squares on a chessboard, if the number of grains doubles on successive squares, then the sum of grains on all 64 squares is: 1 + 2 + 4 + 8 + ... and so forth for the 64 squares. The total number of grains can be shown to be 2 64 −1 or 18,446,744,073,709,551,615 (eighteen quintillion ...

  4. List of United States regional mathematics competitions

    en.wikipedia.org/wiki/List_of_United_States...

    Massachusetts. Harvard–MIT Mathematics Tournament. Worcester Polytechnic Institute Mathematics Meet. Massachusetts Mathematics Olympiad. Greater Boston Mathematics League. Massachusetts Mathematics League. Southeastern Massachusetts Mathematics League. Southern Massachusetts Conference Mathematics League.

  5. Doris Schattschneider - Wikipedia

    en.wikipedia.org/wiki/Doris_Schattschneider

    Doris J. Schattschneider (née Wood) is an American mathematician, a retired professor of mathematics at Moravian College.She is known for writing about tessellations and about the art of M. C. Escher, [1] [2] for helping Martin Gardner validate and popularize the pentagon tiling discoveries of amateur mathematician Marjorie Rice, [3] and for co-directing with Eugene Klotz the project that ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. Danica McKellar - Wikipedia

    en.wikipedia.org/wiki/Danica_McKellar

    1. Danica Mae McKellar (born January 3, 1975) [ 1 ] is an American actress, mathematics writer, and education advocate. She is best known for playing Winnie Cooper in the television series The Wonder Years. McKellar has appeared in various television films for the Hallmark Channel. She has also done voice acting, including Frieda Goren in ...

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