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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
Congruent Figures
Isosceles Right Triangle
Function Art 3D - Flower
繪畫垂直線
Congruent Sides & Angles in △s: Exploration
Discover Resources
Math Project part 4 graph
Gocce d'acqua
Dilation Angle Properties
Menentukan Gradien
Cube packing with fractional edge lengths
Discover Topics
Multiplication
Intersection
Tree Diagrams
Piecewise Functions
Pie Chart or Circle Chart