Authentic Lessons for 21st Century Learning

Author Profile

Corrie Matchell's Profile

Profile Picture

Corrie Matchell

LEARN Author

K20 Center

About Me

Recent Publications

Reduce, Reuse, Represent

Multiple Representations of Linear Functions

Grade Level Grade Level

  • 7th - 8th

In this lesson, students explore the relationship between different linear representations: algebraic, numerical, graphical, and verbal. Students will translate between graphs, tables, equations, and written descriptions. Students also learn how to create an equation from a table using the TI-30XS MultiView... Read more »

Lesson 5E Lesson
Reduce, Reuse, Represent

Multiple Representations of Linear Functions

Course Course

  • Pre-Algebra

Subject Subject

  • Mathematics

Grade Level Grade Level

  • 7th - 8th

Copied To Clipboard Standards

  • PA.A.2.1, PA.A.2.2, PA.A.2.3, AF403, AF502, AF503
More 110–135 minutes
Time Frame 3 class periods
Are You Smarter Than a Calculator?

Order of Operations

Grade Level Grade Level

  • 6th - 7th

In this lesson, students compare methods to evaluate numerical expressions with and without the use of a non-scientific calculator. Students begin by discussing the pros and cons of modern technology. They then explore the limitations of a non-scientific calculator when using one to evaluate numerical... Read more »

Lesson 5E Lesson

Grade Level Grade Level

  • 6th - 7th

Course Course

  • Middle School Mathematics

Subject Subject

  • Mathematics

Copied To Clipboard Standards

  • 7.A.4.1, 7.A.4.2, N 201
More 2–3 class periods
Time Frame 95 minutes
Pie > Everything, Part 2

Multi-Step Inequalities

Grade Level Grade Level

  • 7th - 8th

This lesson focuses on the relationship between a set of numbers and the constraints of an inequality. Students write, graph, and identify solutions to inequalities, connecting them back to real-world scenarios when applicable. Read more »

Lesson 5E Lesson
Pie > Everything, Part 2

Multi-Step Inequalities

Course Course

  • Pre-Algebra

Subject Subject

  • Mathematics

Grade Level Grade Level

  • 7th - 8th

Copied To Clipboard Standards

  • PA.A.4.2, A405, A503
More 90–95 minutes
Time Frame 2 class periods