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Classroom » Curriculum Standards
Mathematics — Grade 8
Goal 5: Algebra - The learner will understand and use linear relations and functions.
Objective 5.03. Solve problems using linear equations and inequalities; justify symbolically and graphically.
Additional related resources
We’re in the process of aligning our content for students to the Standard Course of Study. As we do, you’ll find it here.
General resources
- Find additional resources for teaching Mathematics — Grade 8.
Aligned lesson plans
- Pilots and flight engineers: Working with slope-intercept form
- In CareerStart lessons: Grade eight, page 3.1
- In this lesson, students compete in relay races to complete a series of problems involving slope-intercept form. Students discuss the importance of mathematical reasoning and teamwork in aviation careers.
- Format: lesson plan (grade 8 Mathematics)
- By Valerie Davis, Sonya Rexrode, and Monika Vasili.
- Measuring pots
- In Intrigue of the Past, page 2.7
- Students will use an activity sheet or modern pottery rim sherds to compute circumference from a section of a circle and construct analogies based on their own experience about possible functions of ancient or historic ceramics.
- Format: lesson plan (grade 7–8 Mathematics and Social Studies)
- Dear Tootsie Roll company
- The students will measure the surface area and wrapper area of five pieces of candy. Using appropriate formulas and measuring techniques, they will complete information needed for a spreadsheet and database. Students wrap up the lesson by writing a letter to the company with the most wasted paper to explain how the waste affects them as consumers and a suggestion for correcting the problem.
- Format: lesson plan (grade 7–8 English Language Arts and Mathematics)
- By Tonya Thompson.
Resources on the web
- Which pocket?
- In this lesson, one of a multi-part unit from Illuminations, students continue their investigation of the Paper Pool game by discovering a rule to predict the pocket in which the ball will land. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Taking its toll
- In this Illuminations lesson, students compare the price of a toll to the distance traveled. Students investigate data numerically and graphically to determine the per-mile charge, and they predict the cost if a new tollbooth were added along the route. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Supreme Court handshake
- In this lesson, one of a multi-part unit from Illuminations, students explore the handshake problem, a classic problem in mathematics that asks, “How many handshakes occur when n people shake hands with each other?” (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Patterns and functions
- In this lesson, students investigate properties of perimeter, area, and volume related to various geometric two- and three-dimensional shapes. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Line 'em up
- In this Illuminations lesson, students learn to plot a point (given its coordinates) and to state the coordinates of a given point using a graphing program for a Texas Instruments graphing calculator. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Learning about rate of change in linear functions using interactive graphs: Constant cost per minute
- In this two-part example, users can drag a slider on an interactive graph to modify a rate of change (cost per minute for phone use) and learn how modifications in that rate affect the linear graph displaying accumulation (the total cost of calls). In this... (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Learn the game
- In this lesson, one of a multi-part unit from Illuminations, students learn the rules for and play an interactive game called Paper Pool. (Learn more)
- Format: lesson plan (grade 7–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Investigating fire environments
- In this lesson, one of a multi-part unit from Illuminations, students consider the meaning of the term variable, both in a mathematical and an everyday sense, by considering a text-based “equation.” (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- How many hits?
- In this lesson, one of a multi-part unit from Illuminations, students continue their investigation of the Paper Pool game by exploring more tables and organizing the results. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Graphical representations for the number of hits
- In this lesson, one of a multi-part unit from Illuminations, students continue their exploration of the Paper Pool game by graphically analyzing data collected during several games played. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Golden ratio
- In this Illuminations lesson, students explore the Fibonacci sequence. They examine how the ratio of two consecutive Fibonacci numbers creates the Golden Ratio and identify real-life examples of the Golden Ratio. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Finding our top speed
- This Illuminations lesson sets the stage for a discussion of travel in the solar system. By considering a real-world, hands-on activity, students develop their understanding of time and distance. (Learn more)
- Format: lesson plan (grade 8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Constant dimensions
- In this Illuminations lesson, students measure the length and width of a rectangle using both standard and non-standard units of measure. In addition to providing measurement practice, this lesson allows students to discover that the ratio of length to width... (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Burning questions
- In this lesson, one of a multi-part unit from Illuminations, students use information from a quiz, along with what they learned in the previous four lessons, to write a summary and finalize a property sketch demonstrating their understanding of wildfires. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Beyond handshakes
- In this lesson, one of a multi-part unit from Illuminations, students explore triangular numbers. This exploration enhances students' ability to generalize a pattern with variables. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Barbie bungee
- In this Illuminations lesson, students model a bungee jump using a Barbie doll and rubber bands. The distance to which the doll will fall is directly proportional to the number of rubber bands, so this context is used to examine linear functions. (Learn more)
- Format: lesson plan (grade 6–12 Mathematics)
- Provided by: National Council of Teachers of Mathematics
- Bagel algebra
- In this Illuminations lesson, a real life example taken from a bagel shop is used to get students to think about solving a problem symbolically. (Learn more)
- Format: lesson plan (grade 6–8 Mathematics)
- Provided by: National Council of Teachers of Mathematics
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