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  2. iCivics - Wikipedia

    en.wikipedia.org/wiki/ICivics

    iCivics, Inc. (formerly Our Courts) is a 501(c)(3) non-profit organization in the United States that provides educational online games and lesson plans to promote civics education and encourage students to become active citizens.

  3. Marilyn Burns (mathematics educator) - Wikipedia

    en.wikipedia.org/wiki/Marilyn_Burns_(mathematics...

    The I Hate Mathematics! Book. Martha Weston, illustrator. Boston, MA: Little, Brown. ISBN 978-0316117418. [9] Burns, Marilyn (2020). Welcome to Math Class: A Collection of Marilyn's Favorite Lessons, Grades K-6. Houghton Mifflin Harcourt. ISBN 978-1935099529. Burns, Marilyn (25 March 2015). About Teaching Mathematics: A K-4 Resource (4th ed ...

  4. Matchstick puzzle - Wikipedia

    en.wikipedia.org/wiki/Matchstick_puzzle

    A matchstick puzzle ("Move 1 matchstick to make the equation 6+4=4 valid") and its solution below. Matchstick puzzles are rearrangement puzzles in which a number of matchsticks are arranged into shapes or numbers, and the problem to solve is usually formulated as moving a fixed number of matchsticks to achieve some specific other arrangement.

  5. n-dimensional sequential move puzzle - Wikipedia

    en.wikipedia.org/wiki/N-dimensional_sequential...

    The puzzle is not of any great interest to solvers as its solution is quite trivial. In large part this is because it is not possible to put a piece in position with a twist. Some of the most difficult algorithms on the standard Rubik's Cube are to deal with such twists where a piece is in its correct position but not in the correct orientation.

  6. Big Ideas Learning - Wikipedia

    en.wikipedia.org/wiki/Big_Ideas_Learning

    In 2014, Big Ideas Learning debuted the Big Ideas Math Algebra 1, Geometry, and Algebra 2 Common Core high school mathematics curriculum. The company also announced that it will be releasing the Big Ideas Math Course 1, Course 2, and Course 3 Common Core integrated high school mathematics curriculum in the spring of 2015.

  7. Hilbert's fifth problem - Wikipedia

    en.wikipedia.org/wiki/Hilbert's_fifth_problem

    Hilbert's fifth problem is the fifth mathematical problem from the problem list publicized in 1900 by mathematician David Hilbert, and concerns the characterization of Lie groups. The theory of Lie groups describes continuous symmetry in mathematics; its importance there and in theoretical physics (for example quark theory ) grew steadily in ...

  8. Author Solutions - Wikipedia

    en.wikipedia.org/wiki/Author_Solutions

    Author Solutions is the parent company of a number of vanity presses, including AuthorHouse, iUniverse, Trafford Publishing, Xlibris, Palibrio, and Booktango. [2] The company is headquartered in Bloomington, Indiana , and has been owned by Najafi Companies since 2015.

  9. Category:5th-century mathematicians - Wikipedia

    en.wikipedia.org/wiki/Category:5th-century...

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