VII. Classes 9-10

A. Participants engage in the 3-D Object Investigations

Participants should choose investigations that involve:

• Classifying 3-D objects according to their characteristics
• Solving problems about the volume and surface area of 3-D objects
• Graphically representing 3-D objects

1. Week 9: Choose from investigations focused on Cubes, Rectangular Solids, and Pyramids
   • Cubes
     • Same But Different
     • Volume and Surface Area of a Cube
     • Changing Cubes
     • Nets of a Cube
     • Comparing Properties
     • Octahedron in a Cube
   • Rectangular Solids
     • Creating a Box
     • Same But Different
     • Face Painting
   • Pyramids
     • Pyramid in a Box
     • Same But Different
     • Faces, Vertices, and Edges
   • Polyhedra
     • Creating a Polyhedron
     • Maximum Surface Area
2. Week 10: Choose from Investigations focused on Cylinders, Spheres, and Cones

• Cylinders
  • Same But Different
  • Postal Restrictions
  • Right and Oblique Cylinders
• Spheres
  • Same But Different
  • Peeling an Orange
• Cones
  • Maximal Volume of a Cone
  • Same But Different

B. Participants add write-ups to their online portfolios

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Additional Resources for Weeks 9 & 10

• Dictionary Terms with Comprehension Activities
• Cone
• Cube
• Edge
• Face
• Polyhedron
• Prism
• Pyramid
• Sphere
• External Resources
• Oblique Objects at MathWorld.com
• Cube/Rectangular Prism Activity

Return to the Geometry Syllabus.