Christine Franklin, Madhuri Mulekar
Article discusses an activity that involves the use of
simulation for decision-making. Article discusses a comparison of simulation
results and mathematically derived results. Includes questions frequently asked
by students with suggested responses.
MaryClara Jones, Hortensia Soto-Johnson
Article discusses the rotational symmetries of the regular
polyhedra. Aticle provides insight into determining the number of rotational
symmetries of each polyhedron and the relationships between polyhedra duels.
Includes illustrations and rationale for presenting this material at the
secondary level.
Michael Wong
Finding distances indirectly. Article
discusses a fun challenge from puzzling over an old, seemingly magical distance
measurement technique. Includes illustrations and gemetric background revealing
how the technique works.
Manya Raman, Keith Weber
How the concept of "key idea" can be used in high school geometry. Article discusses connecting students' intuitive informal arguments with rigorous formal mathematical proofs. Includes three examples.