Geometry Nomenclature

ETC Montessori

Price: $395.00
8.30 LBS
CPSIA Exempt
Available on:
Plastic and Cut
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Product Overview

  • No Lamination Required.
  • Printed on Premium Thick Plastic and Cut.
  • This material is ready to start using. No other prep work is needed.

This complete geometry nomenclature is used in lower elementary and reviewed in upper elementary describing the parts and types of lines, angles, triangles, quadrilaterals, polygons and circles. Each geometric concept is color coded based on the traditional Montessori geometry concepts. Booklets printed on plastic come cut and bound.


  • over 520 pictures
  • all the necessary booklets, for the 36 concepts, and
  • all 36 of the control charts

Control charts included for the following concepts that correspond to the booklets:

  1. Point to Solid
  2. Lines
  3. Types of Lines
  4. Parts of a Line & Ray
  5. Relationship of Line to a Plane
  6. Relationship Between two Lines
  7. Axis of a Line Segment
  8. Angle
  9. Principle Angles
  10. Parts of an Angle
  11. Relationship Between Two Angles
  12. Combinations of Angles
  13. Parallel Lines and Two Angle Relationships
  14. Angle Bisector
  15. Parts of a Triangle
  16. Sides of a Right Angled Triangle
  17. Types of Right Angled Triangles
  18. Triangles Classified by Sides
  19. Triangles Classified by Angles
  20. Closed Curved Regions
  21. Plane Figures
  22. Relationship of a Straight Line to a Circle
  23. Relative Positions between Circles
  24. Irregular and Regular Polygons
  25. Polygons
  26. Parts of a Polygon
  27. Regular Polygons
  28. Types of Quadrilaterals
  29. Parts of a Basic Parallelogram
  30. Parts of a Rectangle
  31. Parts of a Rhombus
  32. Parts of a Kite
  33. Parts of a Square
  34. Parts of a Trapezoid
  35. Types of Trapezoids
  36. Parts of a Circle

Look at our Geometry Flow Chart for Lower Elementary to see how this work fits in with the traditional Montessori geometry curriculum.

View the Standards that are met through this material.

1 Set of Plastic Sleeve Holders (will utilize 20) based on a rotational model