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  2. Jane Elliott - Wikipedia

    en.wikipedia.org/wiki/Jane_Elliott

    Jane Elliott (née Jennison; [2] [3] born November 30, 1933) is an American diversity educator.As a schoolteacher, she became known for her "Blue eyes/Brown eyes" exercise, which she first conducted with her third-grade class [a] on April 5, 1968, the day after the assassination of Martin Luther King Jr.

  3. Modular arithmetic - Wikipedia

    en.wikipedia.org/wiki/Modular_arithmetic

    Adding 4 hours to 9 o'clock gives 1 o'clock, since 13 is congruent to 1 modulo 12. In mathematics, modular arithmetic is a system of arithmetic for integers, where numbers "wrap around" when reaching a certain value, called the modulus. The modern approach to modular arithmetic was developed by Carl Friedrich Gauss in his book Disquisitiones ...

  4. Differentiated instruction - Wikipedia

    en.wikipedia.org/wiki/Differentiated_instruction

    Multiple learning. Differentiated instruction and assessment, also known as differentiated learning or, in education, simply, differentiation, is a framework or philosophy for effective teaching that involves providing all students within their diverse classroom community of learners a range of different avenues for understanding new information (often in the same classroom) in terms of ...

  5. Exercise (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Exercise_(mathematics)

    A mathematical exercise is a routine application of algebra or other mathematics to a stated challenge. Mathematics teachers assign mathematical exercises to develop the skills of their students. Early exercises deal with addition, subtraction, multiplication, and division of integers. Extensive courses of exercises in school extend such ...

  6. Pre-assessment - Wikipedia

    en.wikipedia.org/wiki/Pre-assessment

    Pre-assessment is a test taken by students before a new unit to find out what the students need more instruction on and what they may already know. A pre-assessment, is a way to save teachers time within the classroom when teaching new material. It is a great way to find out more about the students, what they are interested in and how they ...

  7. Collatz conjecture - Wikipedia

    en.wikipedia.org/wiki/Collatz_conjecture

    For any integer n, n ≡ 1 (mod 2) if and only if ⁠ 3n + 1 / 2 ⁠ ≡ 2 (mod 3). Equivalently, ⁠ 2n − 1 / 3 ⁠ ≡ 1 (mod 2) if and only if n ≡ 2 (mod 3). Conjecturally, this inverse relation forms a tree except for a 1–2 loop (the inverse of the 1–2 loop of the function f(n) revised as indicated above).

  8. Three-part lesson - Wikipedia

    en.wikipedia.org/wiki/Three-part_lesson

    Three-part lesson. A three-part lesson is an inquiry-based learning method used to teach mathematics in K–12 schools. The three-part lesson has been attributed to John A. Van de Walle, a mathematician at Virginia Commonwealth University. [1][2]

  9. Cube (algebra) - Wikipedia

    en.wikipedia.org/wiki/Cube_(algebra)

    Cube (algebra) y = x3 for values of 1 ≤ x ≤ 25. In arithmetic and algebra, the cube of a number n is its third power, that is, the result of multiplying three instances of n together. The cube of a number or any other mathematical expression is denoted by a superscript 3, for example 23 = 8 or (x + 1)3. The cube is also the number ...

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