mathMINDhabits

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  • HOME
  • - Using this site
    • The Parable of ADD THE EGG!
  • CHALLENGES, SANDBOXES, THEMES
    • CHALLENGES - the applets
      • a. Families of Functions [& Relations]
      • b. Function as Object
      • c. Equations & Inequalities as Comparisons of Functions
      • d. Functions on the Domain of Shapes
      • e. Parameter Spaces
      • f. Modeling & Formulating
      • g. Physics nuggets
      • h. Number sense & Computation calisthenics
      • i. probability
      • j. Imagine...
      • w. Wolfram demonstrations
    • SANDBOXES
    • THEMES [idiosyncratic insights] among the applets
  • ESSAYS on teaching mathematics
    • a. What makes a good challenge ?
    • b. Developing 'function sense'
    • c. The role of conjecture
    • d. The many uses of the equal sign
    • e. There are planes and there are planes
    • f. Formulating measures
    • g. Functions - objects & actions
    • h. Semantic Aspects of Quantity
      • I. how much & how many
      • II. comparison, addition & subtraction
      • III. multiplication & division
      • IV. further thoughts
    • i. Some Thoughts on Representing Word Problems Graphically
    • j. What Do You Do With A Broken Calculator ?
    • k. On Problem Posing and Making Conjectures
    • l. On the Need for a Bridging Language for Mathematical Modeling
    • m. On Assessment in Mathematics
    • n. Intellectual Mirrors: a step in the direction of making schools knowledge-making places
    • o. Models, Simulations & Exploratory Environments
    • p. model is to data as chicken is to egg
    • q. Growing pains - variations on an old tale
    • r. A Physicist's Lament
    • s. Tyranny, Discipline, Freedom, License; thoughts on computer use in education
    • t. Interactive Images – Pictures for the Mind's Eye
    • u. Coaching & teaching
    • v. Can Technology help...
  • INDEX of the challenge archive -
  • thanks to...
  • the author
  • updates
    • 2018
    • 2019
      • Jan 2019 - Apr 2019
      • May 2019 to August 2019
      • Sept 2019 to Dec 2019
    • 2020
      • Jan 2020 to date
updates‎ > ‎2019‎ > ‎

Jan 2019 - Apr 2019

Boundaries and Enclosures

Spheres & shells, Circles & rings

'Squaring' the circle

Was Pythagoras wrong?

Ratonal fn's & Asymptotic Behavior

Parametric Polygon Synthesizer

Parametric Polygon Explorer

Petals - a polar exploration

Boomerang !

Aristotle's wheel

Windscreen

Primal Problem Generator

Rotating squares - an algebraic perspective

Rotating Squares - a geometric perspective

How are degrees & radians related?

The Parallelogram Factory

...In A Square

Point in a square

Linear functions in the parameter plane

Function attribute explorer

Round trips in maths; Non-invertable operations

Algebraic Tessellations

Calculus workbench

Interactive Images - Pictures for the Mind's Eye

Ellipses & Circles in the {Radius, Eccentricity} plane

The ABC's of QR

Kite Space

Building an 'Imposter' function

Roots of unity

A Swirl of Spirals

Joe T's theorem I

Museum of Mathematics Exhibit II

Rotating Squares - an algebraic perspective

Rotating Squares - a geometric perspective

Joe T's Theorem II

Angle parameter space for triangles

Build & Fit Absolute Value F'ns - I

Build & Fit Absolute Value F'ns - II

Side parameter space for triangles

Solving Quadratic Equations Graphically & Symbolically

Inequality & Equation Explorer

Solving Linear Equations Graphically & Symbolically
Judah L. Schwartz
Creative Commons License
mathMINDhabits by Judah L. Schwartz is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

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