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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
Isosceles Right Triangle
Quadrant Illustrator 2
Function art 3D - waiting shed
Linear Equation Graphs: Thin Slice
GeoGebra 3D Modeling Workshop (March 8 2024)
Discover Resources
C4 vectors
ochoa, adrian angle bisector
Exterior angle on parallel lines and a Transversal
SAS Triangle Congruence Proof
Base Graph
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Difference and Slope
Circle
Geometric Distribution
Reflection
Volume