Curated OER
Spiral Symmetry
Taking the notion of symmetry to the next level, this looks at combining rotation and translation symmetry to build spiral symmetry in three dimensions. Using the Zome modeling system and an instructor’s guidance, geometers try to build...
Curated OER
Try Tessellation
Most middle schoolers probably feel that quilting is at best an activity left to their grandmothers. This activity uses the Zome modeling system to get them to realize how shapes in quilting are really tessellations and repeating...