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Analyzing Congruency Proofs

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Analyzing Congruency Proofs

A Classroom Challenge (aka formative assessment lesson) is a classroom-ready lesson that supports formative assessment. The lesson’s approach first allows students to demonstrate their prior understandings and abilities in employing the mathematical practices, and then involves students in resolving their own difficulties and misconceptions through structured discussion.

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Calculating Volumes of Compound Objects

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Calculating Volumes of Compound Objects

This lesson unit is intended to help you assess how well students solve problems involving measurement and in particular, to identify and help students who have difficulty:
Computing measurements using formulas.
Decomposing compound shapes into simpler ones.
Using right triangles and their properties to solve real-world problems.

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Choosing a Formative Assessment Lesson for Geometry, Unit 5
Resource:
Choosing a Formative Assessment Lesson for Geometry, Unit 5

This document supports teachers in choosing a formative assessment lesson for Unit 5 in Geometry.

Comparing Investments

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Comparing Investments

This lesson unit is intended to help you assess how well students are able to interpret exponential and linear functions and in particular to identify and help students who have the following difficulties:

* Translating between descriptive, algebraic and tabular data, and graphical representation of the functions.
* Recognizing how, and why, a quantity changes per unit interval.

To achieve these goals students work on simple and compound interest problems.

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Evaluating Statements about Enlargements (2D & 3D)

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Evaluating Statements about Enlargements (2D & 3D)

This lesson unit is intended to help you assess how well students are able to solve problems involving area and volume, and in particular, to help you identify and assist students who have difficulties with:

  • Computing perimeters, areas, and volumes using formulas.
  • Finding the relationships between perimeters, areas, and volumes of shapes after scaling.
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Ferris Wheel

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Ferris Wheel

A Classroom Challenge (aka formative assessment lesson) is a classroom-ready lesson that supports formative assessment. The lesson’s approach first allows students to demonstrate their prior understandings and abilities in employing the mathematical practices, and then involves students in resolving their own difficulties and misconceptions through structured discussion.

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Finding Equations of Parallel and Perpendicular Lines

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Finding Equations of Parallel and Perpendicular Lines

This lesson unit is intended to help you assess how well students are able to understand the relationship between the slopes of parallel and perpendicular lines and, in particular, to help identify students who find it difficult to:

  • Find, from their equations, lines that are parallel and perpendicular.
  • Identify and use intercepts.

It also aims to encourage discussion on some common misconceptions about equations of lines.

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Forming Quadratics

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Forming Quadratics

A Classroom Challenge (aka formative assessment lesson) is a classroom-ready lesson that supports formative assessment. The lesson’s approach first allows students to demonstrate their prior understandings and abilities in employing the mathematical practices, and then involves students in resolving their own difficulties and misconceptions through structured discussion.

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Functions and Situations (Algebra I)

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Functions and Situations (Algebra I)

A Classroom Challenge (aka formative assessment lesson) is a classroom-ready lesson that supports formative assessment. The lesson’s approach first allows students to demonstrate their prior understandings and abilities in employing the mathematical practices, and then involves students in resolving their own difficulties and misconceptions through structured discussion.

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Functions and Situations (Algebra II)

Resource:
Functions and Situations (Algebra II)

A Classroom Challenge (aka formative assessment lesson) is a classroom-ready lesson that supports formative assessment. The lesson’s approach first allows students to demonstrate their prior understandings and abilities in employing the mathematical practices, and then involves students in resolving their own difficulties and misconceptions through structured discussion.

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Having Kittens

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Having Kittens

This lesson is designed to help students develop strategies for modeling, and to guide them in observing key features of an exponential function.

This lesson unit is intended to help you assess how well students are able to:

* Interpret a situation and represent the constraints and variables mathematically.
* Select appropriate mathematical methods to use.
* Make sensible estimates and assumptions.
* Investigate an exponentially increasing sequence.
* Communicate their reasoning clearly.

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Identifying Similar Triangles

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Identifying Similar Triangles

A Classroom Challenge (aka formative assessment lesson) is a classroom-ready lesson that supports formative assessment. The lesson’s approach first allows students to demonstrate their prior understandings and abilities in employing the mathematical practices, and then involves students in resolving their own difficulties and misconceptions through structured discussion.

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