Eco-Friendly Fitness Trackers: Design, Build, and Measure
Inquiry Framework
Question Framework
Driving Question
The overarching question that guides the entire project.How can we design and build an eco-friendly fitness tracker using recyclable materials and simple circuits to accurately measure and display exercise data, while also making it appealing to users and promoting overall health awareness?Essential Questions
Supporting questions that break down major concepts.- How can we use recyclable materials to create a functional fitness tracker?
- How can we accurately measure steps and heart rate using simple circuits and sensors?
- How does exercise impact our heart rate and overall health?
- What are the different types of data that fitness trackers collect, and how can this data be displayed effectively?
- How can we design a fitness tracker that is both eco-friendly and appealing to users?
Standards & Learning Goals
Learning Goals
By the end of this project, students will be able to:- Design and build a functional fitness tracker using recyclable materials.
- Accurately measure steps and heart rate using simple circuits and sensors.
- Understand the relationship between exercise, heart rate, and overall health.
- Display collected data effectively.
- Create an appealing and eco-friendly fitness tracker design.
Next Generation Science Standards
Entry Events
Events that will be used to introduce the project to studentsThe Mystery of the Missing Data
The school's brand new fitness trackers, intended to promote student wellness, are malfunctioning and reporting bizarre data. Students must investigate the faulty trackers, understand how they're supposed to work, and propose eco-friendly design solutions to fix them, connecting to real-world problems of technology and sustainability.Portfolio Activities
Portfolio Activities
These activities progressively build towards your learning goals, with each submission contributing to the student's final portfolio.Eco-Tracker Blueprint
Students will begin by creating a detailed blueprint of their eco-friendly fitness tracker. This involves sketching the design, labeling components (recyclable materials, sensors, circuits), and outlining the tracker's functions.Steps
Here is some basic scaffolding to help students complete the activity.Final Product
What students will submit as the final product of the activityA detailed blueprint of the eco-friendly fitness tracker, including labeled components and a functional outline.Alignment
How this activity aligns with the learning objectives & standardsAligns with 3-5-ETS1-1 by defining the design problem and specifying criteria for success (functional tracker) and constraints (recyclable materials).Circuit Challenge: Power Up!
Students will design and build the simple circuits needed to power the fitness tracker and connect the heart rate sensor. This involves understanding basic circuit components (wires, resistors, LEDs) and how they work together to create a functional circuit.Steps
Here is some basic scaffolding to help students complete the activity.Final Product
What students will submit as the final product of the activityA functional circuit that powers the fitness tracker and connects the heart rate sensor.Alignment
How this activity aligns with the learning objectives & standardsAligns with 3-5-ETS1-2 by generating a solution (the circuit) to meet the criteria (powering the tracker and connecting the sensor) and constraints (simple components).Data Display Dynamo
Students will explore different ways to display the data collected by the fitness tracker (steps, heart rate). This involves designing a user-friendly interface (e.g., using an LED display or a simple analog meter) that effectively communicates the data to the user.Steps
Here is some basic scaffolding to help students complete the activity.Final Product
What students will submit as the final product of the activityA functional data display that effectively communicates the fitness tracker data to the user.Alignment
How this activity aligns with the learning objectives & standardsRelates to 3-5-ETS1-1 by refining the design to meet user needs (effective data display) and addressing constraints (simple display methods).Eco-Tracker Trials
Students will conduct fair tests to evaluate the performance of their eco-friendly fitness tracker. This involves controlling variables (e.g., walking speed, testing duration) and identifying potential failure points. They will analyze the test results and identify areas for improvement.Steps
Here is some basic scaffolding to help students complete the activity.Final Product
What students will submit as the final product of the activityA detailed report outlining the test results, identified failure points, and proposed improvements for the eco-friendly fitness tracker.Alignment
How this activity aligns with the learning objectives & standardsDirectly aligns with 3-5-ETS1-3 by planning and carrying out fair tests, controlling variables, and considering failure points to improve the prototype.Rubric & Reflection
Portfolio Rubric
Grading criteria for assessing the overall project portfolioEco-Friendly Fitness Tracker Blueprint Rubric
Design Clarity & Detail
This category evaluates the clarity, completeness, and accuracy of the fitness tracker blueprint. It assesses the student's ability to effectively communicate their design ideas through detailed sketches and labeled components.Sketch Quality & Labeling
Evaluates the quality of the sketch, the clarity of component labeling, and the overall visual representation of the fitness tracker design.
Exemplary
4 PointsThe sketch is exceptionally detailed, visually appealing, and includes accurate and comprehensive labeling of all components with clear connections shown.
Proficient
3 PointsThe sketch is detailed, includes accurate labeling of most components, and provides a clear visual representation of the fitness tracker design.
Developing
2 PointsThe sketch is somewhat detailed, includes some component labeling, but lacks clarity in certain areas, hindering a complete understanding of the design.
Beginning
1 PointsThe sketch is incomplete, lacks detail, and includes minimal or inaccurate component labeling, making it difficult to understand the design.
Recyclable Material Integration
Assesses how effectively the design incorporates recyclable materials and explains their function within the tracker.
Exemplary
4 PointsDesign innovatively incorporates multiple recyclable materials with detailed explanations of their specific functions and benefits in the tracker's construction.
Proficient
3 PointsDesign effectively incorporates recyclable materials with clear explanations of their functions within the tracker.
Developing
2 PointsDesign incorporates some recyclable materials, but the explanation of their functions is limited or unclear.
Beginning
1 PointsDesign shows minimal or no integration of recyclable materials, and there is no explanation of their potential functions.
Functional Outline & Explanation
This category evaluates the clarity and completeness of the functional outline, focusing on the explanation of how the tracker measures steps and heart rate.Functionality Description
Assesses the clarity and accuracy of the explanation of how the fitness tracker measures steps and heart rate, and how the data is processed.
Exemplary
4 PointsProvides a comprehensive and accurate explanation of the tracker's functions, including the detailed process of measuring steps and heart rate, and how the data is processed and displayed with innovative ideas.
Proficient
3 PointsProvides a clear and accurate explanation of the tracker's functions, including the process of measuring steps and heart rate, and how the data is processed.
Developing
2 PointsProvides a basic explanation of the tracker's functions, but the description of the step and heart rate measurement process is incomplete or lacks clarity.
Beginning
1 PointsProvides a minimal or inaccurate explanation of the tracker's functions, with little to no detail about the step and heart rate measurement process.
Technical Feasibility
Evaluates the feasibility of the proposed functions, considering the use of recyclable materials, sensors and circuits.
Exemplary
4 PointsDemonstrates a sophisticated understanding of technical feasibility, proposing functions that are highly achievable using recyclable materials, sensors, and circuits; includes innovative solutions to potential challenges.
Proficient
3 PointsDemonstrates a good understanding of technical feasibility, proposing functions that are achievable using recyclable materials, sensors, and circuits.
Developing
2 PointsDemonstrates a basic understanding of technical feasibility, but some proposed functions may be difficult to achieve using the specified materials and components.
Beginning
1 PointsDemonstrates a limited understanding of technical feasibility, with proposed functions that are unlikely to be achievable using the specified materials and components.