Geometry Sticks Extension Cards provide fun extension activities to the sensorial presentations and lessons and reinforce the construction and nomenclature of triangles and labeling their parts. This is 3 sets of 12 cards to use with the geometry sticks, featuring photographic images of the materials in color to guide building, naming, and identifying the parts of triangles. The cards are provided for you in PDF format.Level 1: Build trianglesLevel 2: Build and name trianglesLevel 3: Build, name