Fitness App: Compound Inequalities for Personalized Goals
Created byReem Eleskandrani
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Fitness App: Compound Inequalities for Personalized Goals

Grade 9Math2 days
In this project, 9th-grade students design a fitness app that utilizes compound inequalities to personalize workout goals. Students will learn to solve and graph compound inequalities, applying these skills to model real-world fitness scenarios. The project involves translating fitness goals into mathematical constraints and designing an app interface that uses compound inequalities to provide personalized workout recommendations. Students will reflect on their understanding of compound inequalities and the challenges faced during the app design process.
Compound InequalitiesFitness AppPersonalized GoalsApp DesignMathematical ModelingWorkout IntensityUser Interface
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Inquiry Framework

Question Framework

Driving Question

The overarching question that guides the entire project.How can we design a fitness app that uses compound inequalities to personalize workout goals, helping users understand and achieve their desired fitness levels?

Essential Questions

Supporting questions that break down major concepts.
  • How can compound inequalities be used to represent real-world constraints, like fitness goals?
  • How do you solve and graph compound inequalities?
  • What are the different types of compound inequalities (and/or) and how do they affect the solution set?
  • How can technology, like a fitness app, help visualize and manage mathematical relationships, such as workout intensity and duration?

Standards & Learning Goals

Learning Goals

By the end of this project, students will be able to:
  • Understand and apply compound inequalities to model real-world fitness scenarios.
  • Solve and graph compound inequalities to determine feasible workout intensity and duration ranges.
  • Design a fitness app that personalizes workout goals based on individual fitness levels and constraints represented by compound inequalities.
  • Use technology to visualize and manage mathematical relationships in fitness and health.

Entry Events

Events that will be used to introduce the project to students

Fitness Challenge Launch

Students participate in a mini fitness challenge (e.g., timed squats, planks). Afterwards, they analyze their performance data, noting variations and setting personalized fitness goals using compound inequalities. This sparks interest in how math can be applied to fitness tracking.
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Portfolio Activities

Portfolio Activities

These activities progressively build towards your learning goals, with each submission contributing to the student's final portfolio.
Activity 1

Compound Inequality Explorer

Students will delve into the world of compound inequalities, learning to solve and graph them. They will apply these skills to fitness contexts.

Steps

Here is some basic scaffolding to help students complete the activity.
1. Define and explain the two types of compound inequalities: 'and' and 'or'.
2. Demonstrate how to solve compound inequalities algebraically.
3. Practice graphing compound inequalities on a number line.
4. Translate fitness scenarios into compound inequalities (e.g., "Workout duration should be between 30 and 60 minutes.") and solve them.

Final Product

What students will submit as the final product of the activityA set of solved and graphed compound inequalities representing various fitness goals.

Alignment

How this activity aligns with the learning objectives & standardsLearning Goal: Solve and graph compound inequalities to determine feasible workout intensity and duration ranges.
Activity 2

App Blueprint: Goal Personalization

Students will design the structure of their fitness app, focusing on how compound inequalities will personalize workout goals.

Steps

Here is some basic scaffolding to help students complete the activity.
1. Brainstorm features of a fitness app that can utilize personalized goals.
2. Create a flowchart or wireframe outlining the app's user interface and functionality.
3. Develop algorithms using compound inequalities to set workout intensity and duration based on user input (e.g., fitness level, preferred workout type).

Final Product

What students will submit as the final product of the activityA detailed app blueprint, including user interface sketches and algorithms for personalized goal setting using compound inequalities.

Alignment

How this activity aligns with the learning objectives & standardsLearning Goal: Design a fitness app that personalizes workout goals based on individual fitness levels and constraints represented by compound inequalities.
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Rubric & Reflection

Portfolio Rubric

Grading criteria for assessing the overall project portfolio

Fitness App Design and Compound Inequalities Rubric

Category 1

Compound Inequality Mastery

Understanding and application of compound inequalities in solving and graphing.
Criterion 1

Solving Compound Inequalities

Accuracy and completeness in solving 'and' and 'or' compound inequalities.

Exemplary
4 Points

Demonstrates a sophisticated understanding of solving compound inequalities, including both 'and' and 'or' types, with no errors and clear, logical steps. Can handle complex scenarios and explain the reasoning behind each step.

Proficient
3 Points

Accurately solves 'and' and 'or' compound inequalities with minimal errors and clear steps. Shows a solid understanding of the solution process.

Developing
2 Points

Solves basic compound inequalities with some errors or omissions in steps. Shows a partial understanding of the solution process.

Beginning
1 Points

Struggles to solve compound inequalities and makes significant errors. Shows limited understanding of the solution process.

Criterion 2

Graphing Compound Inequalities

Accuracy and clarity in graphing compound inequalities on a number line.

Exemplary
4 Points

Graphs compound inequalities accurately and clearly, using correct notation (open/closed circles, arrows) and labels. Can explain the meaning of the graph in the context of fitness goals.

Proficient
3 Points

Graphs compound inequalities accurately with minor errors in notation or labeling. Shows a good understanding of the relationship between the inequality and its graph.

Developing
2 Points

Graphs compound inequalities with some inaccuracies in notation or labeling. Shows a basic understanding of the relationship between the inequality and its graph.

Beginning
1 Points

Struggles to graph compound inequalities and makes significant errors. Shows limited understanding of the relationship between the inequality and its graph.

Category 2

App Design & Personalization

Effectiveness of the app design in personalizing workout goals using compound inequalities.
Criterion 1

Fitness Scenario Translation

Ability to translate real-world fitness goals into compound inequalities.

Exemplary
4 Points

Effectively translates complex fitness scenarios into accurate and relevant compound inequalities. Demonstrates a sophisticated understanding of how mathematical constraints can model real-world fitness goals.

Proficient
3 Points

Translates fitness scenarios into compound inequalities with minimal errors. Shows a clear understanding of how to represent fitness goals mathematically.

Developing
2 Points

Translates basic fitness scenarios into compound inequalities with some errors or simplifications. Shows a partial understanding of the process.

Beginning
1 Points

Struggles to translate fitness scenarios into compound inequalities and makes significant errors. Shows limited understanding of the process.

Criterion 2

App Blueprint and Algorithms

Clarity, feasibility, and effectiveness of the app blueprint and algorithms for personalized goal setting.

Exemplary
4 Points

Presents a detailed and well-organized app blueprint, including a clear user interface design and effective algorithms that use compound inequalities to personalize workout goals seamlessly. Demonstrates innovative thinking and a strong understanding of user experience.

Proficient
3 Points

Presents a clear app blueprint with a functional user interface and algorithms that effectively use compound inequalities for personalized goal setting. Shows a good understanding of app design principles.

Developing
2 Points

Presents a basic app blueprint with a partially functional user interface and algorithms that attempt to use compound inequalities for personalized goal setting but may have limitations or inconsistencies.

Beginning
1 Points

Presents an incomplete or unclear app blueprint with a poorly defined user interface and ineffective algorithms. Shows limited understanding of app design principles.

Reflection Prompts

End-of-project reflection questions to get students to think about their learning
Question 1

How did your understanding of compound inequalities evolve throughout this project, from initial exploration to app design?

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Question 2

To what extent do you agree with the statement: 'Compound inequalities are useful for representing real-world constraints, such as setting fitness goals.'

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Question 3

What was the most challenging aspect of designing the fitness app, and how did you overcome it?

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Question 4

How could you improve the app's design to better incorporate compound inequalities for personalized workout recommendations?

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