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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
What Do You See? (2)
Slope Illustrator (2)
Linear Equation Graphs: Thin Slice
Pythagorean Template: Integer Legs
Perpendicular Lines: Quick Exploration
Discover Resources
Pecahan
Olimpiada Baia Mare 2.
Normal Distribution with sliders
Euclidean Rotation Two Frames
Discover Topics
Multiplication
Parabola
Interest Calculation
Upper and Lower Sum or Riemann Sum
Circle