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The Art of Problem Posing
Author:
Steve Phelps
"What if each attribute were not so; what could it be then?"
Brown & Walter, 2005
https://www.amazon.com/Art-Problem-Posing-Stephen-Brown/dp/0805849777
New Resources
Poorly Drawn Parallelograms 3
Exploring the Derivative of a Quadratic Function
Blancmange curve (fractal)
Poorly Drawn Parallelograms
Tutorial: Create lists of numbers and objects
Discover Resources
Geometry
Cylindrical Shells Demonstration
Hexagons and Apothems
Untitled
The spheres of Ptolemaeus
Discover Topics
Right Triangles
Sine
Combinatorics
Indefinite Integral
Interest Calculation