Out of the Math Box!

Activities, Writings, and Videos by Debra K. Borkovitz

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  • Math
    • Algebra
    • Calculus
    • Discrete Mathematics
    • Fractions Decimals and Percents
    • Geometry
    • Liberal Arts Mathematics
    • Number Systems
    • Number Theory
    • Quantitative Reasoning
    • Trigonometry
    • Whole Numbers and Operations
    • Random Cool Math Things
  • Teaching
    • Assessment
    • GeoGebra
    • Problem Solving Activities
    • SketchUp
    • Spreadsheets
  • MTEL
    • Main
    • Interpreting Your Results
    • 0016 Num Sys/Place Val
    • 0017 Int, Frac, Dec, Percent, Mixed
    • 0018 Number Theory
    • 0019 Operations
    • 0020 Algebra
    • 0021 Concept of Function
    • 0022 Linear Func and Eqns
    • 0023 Measurement
    • 0024 Geometry
    • 0025 Descriptive Stats
    • 0026 Probability
    • 1 Random Question
    • 5 Random Questions
    • 10 Random Questions
    • 20 Random Questions
    • 45 Random Questions
  • Video
    • Algebra/Discrete Math
    • Geometry
    • Number/Operations
    • Number Theory
  • Blog
    • Whole Math Teacher Blog
    • Health
    • Miscellaneous

Discrete Mathematics

Home » Math Topics » Discrete Mathematics

10 Mar 2022

Ungrading in Discrete Math (with Lots of Context)

posted in: Assessment, Discrete Mathematics, Teaching, Whole Math Teacher Blog | 0

Three years ago I wrote a post about my transition to Boston University when I joined the Math/Stats department after Wheelock College, where I’d taught for 25 years, merged with BU. That post focused especially on the assessment system in … Read More

BU, Gradeless, ungrading
23 Jan 2019

Mastery Grading in my First Semester at BU

posted in: Assessment, Discrete Mathematics, Math Topics, Teaching | 2

I have never rehearsed the first five minutes of class as many times as I did last summer. Wheelock College, where I’d taught for twenty-five years, had just merged with Boston University. At Wheelock I led the math program and … Read More

mastery grading
22 Nov 2011

The Handshake Problem

posted in: Algebra, Discrete Mathematics, Problem Solving Activities | 2

The handshake problem is an old chestnut — if everyone in the room shook hands with everyone else, how many handshakes would there be? Then generalize. What I have to add to teaching the problem is a handout (doc version, … Read More

Recursive Equations, Triangle numbers
21 Nov 2011

Clock Buddies — A Round Robin Tournament Activity

posted in: Discrete Mathematics, Problem Solving Activities | 0

This is a great first day of class activity, which works well with math phobic students (I use it in a math for elementary teachers class). Students make a list 1:00, 2:00, etc. on a piece of paper — however … Read More

First day of class, Learn names, Tournaments
15 Aug 2009

Random Cool Math Thing #3

posted in: Discrete Mathematics, Random Cool Math Things | 0

Odd Perfect Squares

Random cool math thing
4 Aug 2009

Pascal’s Triangle

posted in: Discrete Mathematics, Spreadsheets | 0

Explores some patterns in Pascal’s Triangle using Excel, including using conditional formatting to make a Sierpinski triangle. Excel Level: Beginning Plus (introduces conditional formatting). Math Level: Elementary – College.

Pascal's triangle, Sierpinski triangle, Video
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