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## Student Engagement with the “Into Math Graph" Tool

We introduce the Into Math Graph tool, which students use to graph how “into" mathematics they are over time. Using this tool can help teachers foster conversations with students and design experiences that focus on engagement from the student’s perspective.

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## Calendar and Solutions – August 2014

A set of problems of many types.

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## Reader Reflections – May 2014

Readers comment on published articles or offer their own ideas.

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## Calendar and Solutions – October 2013

A set of problems of many types.

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## Delving Deeper: Geometry of the Fibonacci Matrix

Diagonalization of the Fibonacci matrix ties the sequence to geometry.

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## Mathematical Lens: Up on the Roof

Students analyze a photograph to solve mathematical questions related to the images captured in the photograph. This month, photographs of ceiling trusses provide a setting for a geometry discussion.

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## Can We Cross the Street in Time?

Students stroll through distance, rate, and time experiments on the road to strengthening their understanding of proportionality.

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## Archetypal Mathematics

Students analyze a photograph to solve mathematical questions related to the images captured in the photograph. This month, photographs of ancient arches lead to a discussion of inscribed polygons.

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## Building Sinusoids

A measurement-based activity can help students struggling to understand trigonometric functions.

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## Visible Thinking in High School Mathematics

Chalk Talk and Claim-Support-Question are two routines for developing students' ability to use multiple representations and encouraging classroom discussion.