The Eiffel Tower includes quite a number of exposed triangular trusses.

The ancient port city of Corinth in Greece allows us to explore the evolution of sailing.

This is the Teacher's Guide that accompanies Geometry Applications: 3D Geometry.

This is the Teacher's Guide that accompanies Geometry Applications: Angles and Planes.

This is the Teacher's Guide that accompanies Geometry Applications: Circles.

This is the Teacher's Guide that accompanies Geometry Applications: Coordinate Geometry.

The Bank of China building in Hong Kong is a dramatic example of triangular support.

Archer Fish are amazing hunters, spraying water on insect prey to knock them into the water.

This interactive crossword puzzle tests knowledge of key terms on the topic of circles.

Use this math game to review circles. This is a Memory-style game in which students must remember the location of pairs of identical images.

This is the transcript for the video of same title. Video contents: In this program we explore the properties of three-dimensional figures.

This is the transcript for the video of same title. Video contents: We visit ancient Greece to learn about the Platonic Solids.

This is the transcript for the video of same title. Video contents: Rectangular Prisms.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we explore the properties of angles and planes.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we look at applications of area and volume.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we explore the properties of circles.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: The Roman Coliseum is a large elliptical structure.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we look at applications of coordinate geometry.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we explore the properties of points and lines.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we explore the properties of polygons.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title.

This is the transcript for the video of same title. Video contents: In this program we explore the properties of quadrilaterals.

This is the transcript for the video of same title. Video contents: Stonehenge is best known as a circular structure.