Take a guided, problem-solving based approach to learning Geometry. These compilations provide unique perspectives and applications you won't find anywhere else.

Geometry Fundamentals

What's inside
  • Introduction
  • 2D Geometry
  • Going 3D
  • Pythagoras' Geometry
  • The Coordinate Plane
  • Intersections & Solutions
  • Composite Geometry
  • When Geometry Gets Tough

Outside the Box Geometry

What's inside
  • Introduction
  • Angle Hunting
  • Regular Polygons
  • Irregular Polygons
  • Crazy Cut Polyomino Puzzles
  • In and Out of Circles
  • Mastering Triangles
  • Tessellations and Reptiles
  • 3D Geometry Puzzles
  • Polyhedra

Additional Practice

Sharpen your skills with these quizzes designed to check your understanding of the fundamentals.

Community Wiki

Browse through thousands of Geometry wikis written by our community of experts.


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