Affordable Illumination: Designing Low-Cost Lamps for All

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Affordable Illumination: Designing Low-Cost Lamps for All

College/UniversityTechnology2 days

In this project-based learning experience, college students design flexible, durable, and cost-effective lighting solutions to address the energy consumption challenges faced by families living on less than $1.25 a day. Through activities such as an innovation hackathon, prototype development sprints, and optimization labs, students develop and test lamp prototypes in simulated low-income environments. The project emphasizes engineering principles, cost analysis, sustainability, and renewable energy options, motivating students to integrate innovative design and collaborative efforts to create socially impactful products. Reflection and feedback are crucial parts of the learning process, guiding students to consider socio-economic factors and sustainable practices.

Lighting SolutionsEnergy ConsumptionSustainabilityPrototype DevelopmentCost AnalysisRenewable EnergyEngineering Design

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Inquiry Framework

Question Framework

Driving Question

The overarching question that guides the entire project.How can we design flexible, durable, and cost-effective lighting solutions that address the unique energy consumption challenges and improve the quality of life for families living on less than $1.25 a day across various geographic locations?

Essential Questions

Supporting questions that break down major concepts.

What are the unique energy consumption challenges faced by families living on less than $1.25 a day?
How does access to affordable and reliable lighting impact the daily lives of low-income families?
What design considerations must be taken into account when developing flexible and durable lighting solutions?
How can technology be leveraged to create cost-effective lighting solutions for communities at the base of the pyramid?
What role does sustainability play in designing lighting solutions for low-income families?
How can we assess and meet the diverse needs of households in different geographic locations through lighting design?

Standards & Learning Goals

Learning Goals

By the end of this project, students will be able to:

Develop an understanding of the energy consumption challenges faced by low-income families living on less than $1.25 a day.
Design and create flexible, durable, and affordable lighting solutions for low-income families.
Analyze and apply engineering principles to develop innovative technology-driven solutions for real-world problems.
Evaluate and optimize design solutions considering cost, durability, flexibility, and sustainability.
Research and consider the diverse needs of households across various geographic locations when designing solutions.

NGSS Engineering

ETS1.A

Primary

Defining and Delimiting Engineering ProblemsReason: The project involves designing lamps that are affordable, flexible, durable, and meet the needs of low-income families, which aligns with defining and solving an engineering problem.

ETS1.B

Primary

Developing Possible SolutionsReason: Students must develop multiple design solutions for creating cost-effective lighting, fitting within this standard of developing solutions.

ETS1.C

Primary

Optimizing the Design SolutionReason: The project requires optimization of lamp designs to meet the constraints of cost, durability, and flexibility, thus aligning with optimizing design solutions.

Common Core Mathematics

7.EE.B.3

Secondary

Solve multi-step real-life and mathematical problems posed with positive and negative rational numbers in any form using tools strategically.Reason: Analyzing cost constraints and creating a budget-friendly design requires solving real-life mathematical problems.

NGSS Physical Science

HS-PS3.D

Supporting

Energy in Chemical Processes and Everyday LifeReason: Understanding energy requirements and consumption in lighting solutions aligns with the study of energy in everyday life.

Entry Events

Events that will be used to introduce the project to students

Innovation Hackathon

Kick off with an intensive hackathon event centered around 'Light for All'. Students quickly prototype ideas in teams, receiving instant feedback from a panel of mentors and potential beneficiaries. This rapid experimentation fosters creativity and enthusiasm to refine their designs further.

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Portfolio Activities

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

Activity 1

Prototype Development Sprint

Students will convert their lamp design concepts into tangible prototypes, ready to be tested. The aim is to physically realize the design for further analysis and refinement.

Steps

Here is some basic scaffolding to help students complete the activity.

1. Create a list of materials needed for prototype construction, considering cost and availability.

2. Follow design concept sketches to build a functional prototype of the lamp.

3. Test the prototype under conditions simulating low-income environments, noting areas for improvement.

4. Document the prototype development process, including challenges faced and solutions devised.

Final Product

What students will submit as the final product of the activityA functional prototype of the lamp ready for testing and refinement.

Alignment

How this activity aligns with the learning objectives & standardsAligns with ETS1.B and ETS1.C by transforming conceptual designs to practical prototypes and starting optimization.

Activity 2

Optimization and Cost Analysis Lab

This activity focuses on refining the lamp prototypes by optimizing their design to meet cost, durability, and flexibility requirements using strategic mathematical calculations.

Steps

Here is some basic scaffolding to help students complete the activity.

1. Re-evaluate the prototype for performance issues and potential material optimizations.

2. Use mathematical modeling to calculate costs and propose budget-friendly improvements.

3. Iterate the lamp design to enhance durability and flexibility while maintaining affordability.

4. Compile a report documenting changes, justifications, and improvements in cost-effectiveness.

Final Product

What students will submit as the final product of the activityAn optimized lamp design with a detailed cost analysis and enhancement report.

Alignment

How this activity aligns with the learning objectives & standardsAligns with ETS1.C - Optimizing the Design Solution and 7.EE.B.3 for cost analysis through mathematical modeling.

Activity 3

Energy Efficiency Workshop

Students will explore the energy requirements and efficiency of their designs, focusing on renewable energy sources and sustainable practices.

Steps

Here is some basic scaffolding to help students complete the activity.

1. Research renewable energy options that can power the lamp design effectively.

2. Assess the energy efficiency of the lamp design using calculations related to energy consumption.

3. Propose modifications to enhance energy efficiency in alignment with sustainable practices.

4. Present a sustainability plan that outlines energy sources and consumption strategies.

Final Product

What students will submit as the final product of the activityA sustainability plan for the lamp design that details energy sources and efficiency strategies.

Alignment

How this activity aligns with the learning objectives & standardsAligns with HS-PS3.D by addressing energy in chemical processes and everyday life, focusing on energy efficiency and sustainability in lighting solutions.

Activity 4

Design Concepts Ideation Workshop

Following the research phase, students will brainstorm different design concepts for flexible, durable, and affordable lamps. The goal is to generate a variety of potential solutions addressing the identified needs and constraints.

Steps

Here is some basic scaffolding to help students complete the activity.

1. Gather in small groups to brainstorm potential lamp designs, focusing on flexibility, durability, and affordability.

2. Use concept maps and sketches to visualize and expand on initial ideas.

3. Select the most promising concept that meets the needs identified during research.

4. Present chosen concept in a group presentation, incorporating feedback from peers and instructors.

Final Product

What students will submit as the final product of the activityA selected lamp design concept with initial sketches and a rationale for its potential effectiveness.

Alignment

How this activity aligns with the learning objectives & standardsAligns with ETS1.B - Developing Possible Solutions by generating multiple design options for consideration.

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Rubric & Reflection

Portfolio Rubric

Grading criteria for assessing the overall project portfolio

Lighting Solutions Design and Engineering Rubric

Category 1

Research and Analysis

Assessment of students' understanding of energy consumption challenges and socio-economic factors affecting low-income families.

Criterion 1

Understanding of Energy Challenges

Evaluate the student's ability to identify and analyze the energy consumption challenges faced by low-income families.

Exemplary

4 Points

Demonstrates in-depth analysis and understanding of various energy consumption challenges, considering multiple perspectives and implications.

Proficient

3 Points

Shows thorough understanding with effective analysis of key energy challenges, incorporating relevant data.

Developing

2 Points

Displays basic understanding with limited analysis of energy challenges, relying on general information.

Beginning

1 Points

Shows minimal understanding of energy challenges, with superficial analysis.

Criterion 2

Socio-Economic Analysis

Assess the student's capability to understand and analyze socio-economic factors impacting lighting solutions for low-income families.

Exemplary

4 Points

Provides a comprehensive analysis of socio-economic factors, with insightful connections to design implications.

Proficient

3 Points

Offers clear and detailed analysis of socio-economic factors, linking them to design considerations.

Developing

2 Points

Provides a basic analysis of socio-economic factors, with limited connections to design.

Beginning

1 Points

Shows minimal awareness of socio-economic factors, with vague connections to design.

Category 2

Design and Prototyping

Evaluation of students' ability to design, prototype, and test flexible, durable, and affordable lighting solutions.

Criterion 1

Design Innovation and Creativity

Assess the creativity and innovation in the student's design solutions for lighting challenges.

Exemplary

4 Points

Exhibits exceptional creativity with highly innovative and original design solutions, addressing all constraints effectively.

Proficient

3 Points

Shows innovative and creative design solutions that effectively address most constraints.

Developing

2 Points

Displays some creativity with basic design solutions, addressing some constraints.

Beginning

1 Points

Shows limited creativity with incomplete or conventional design solutions.

Criterion 2

Prototype Construction and Testing

Evaluate the processes and techniques used in constructing and testing the prototype.

Exemplary

4 Points

Demonstrates meticulous construction and thorough testing of prototypes, with insightful analysis of performance.

Proficient

3 Points

Carries out effective construction and testing of prototypes, with clear performance analysis.

Developing

2 Points

Displays basic construction and testing efforts, with some performance analysis.

Beginning

1 Points

Shows minimal construction efforts and limited testing, with superficial performance analysis.

Category 3

Optimization and Cost Analysis

Assessment of students' ability to optimize designs and perform cost analysis using mathematical modeling.

Criterion 1

Cost Analysis and Budgeting

Evaluate the student's ability to analyze and propose cost-effective solutions through budgeting and modeling.

Exemplary

4 Points

Performs comprehensive cost analysis and presents well-justified, cost-effective solutions using advanced modeling techniques.

Proficient

3 Points

Conducts detailed cost analysis and proposes clear budget solutions using modeling techniques.

Developing

2 Points

Carries out basic cost analysis and suggests preliminary budget solutions with simple modeling.

Beginning

1 Points

Shows minimal cost analysis with unclear or unrealistic budgeting solutions.

Criterion 2

Optimization of Design

Assess the student's ability to refine and optimize designs for performance, cost, and sustainability.

Exemplary

4 Points

Shows exceptional optimization of designs, incorporating innovative methods to balance performance, cost, and sustainability.

Proficient

3 Points

Effectively optimizes design solutions with well-balanced performance and cost considerations.

Developing

2 Points

Displays basic attempts at optimizing design solutions with partial balance achieved.

Beginning

1 Points

Shows minimal optimization with imbalanced design considerations.

Category 4

Energy Efficiency and Sustainability

Evaluation of students' approach to integrating energy efficiency and sustainability into lighting solutions.

Criterion 1

Energy Efficiency Strategies

Evaluate the effectiveness and creativity of energy efficiency strategies proposed by the student.

Exemplary

4 Points

Develops highly effective and creative energy efficiency strategies, demonstrating in-depth understanding of energy concepts.

Proficient

3 Points

Proposes solid and effective energy efficiency strategies with clear understanding.

Developing

2 Points

Suggests basic energy efficiency strategies with limited effectiveness.

Beginning

1 Points

Proposes minimal energy strategies with unclear or ineffective approaches.

Criterion 2

Sustainability Considerations

Assessment of the student's integration of sustainability into design and implementation of lighting solutions.

Exemplary

4 Points

Integrates comprehensive sustainability considerations, showing deep understanding and commitment to sustainable practices.

Proficient

3 Points

Incorporates effective sustainability measures, reflecting a strong commitment to sustainable practices.

Developing

2 Points

Includes basic sustainability considerations with emerging depth of understanding.

Beginning

1 Points

Shows minimal sustainability considerations with limited understanding.

Reflection Prompts

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

Question 1

Reflect on the challenges you faced in developing a lamp prototype that is both affordable and durable. How did you overcome these challenges, and what would you do differently next time?

Text

Required

Question 2

On a scale of 1 to 5, how confident are you in the sustainability of your lamp design in terms of energy efficiency and cost-effectiveness?

Scale

Required

Question 3

Which aspect of lamp design did you find most influences the quality of life for low-income families (e.g., cost, durability, energy efficiency)? Why?

Text

Required

Question 4

What role did collaboration play in the success or challenges of your project? Provide examples of how team dynamics affected the design process.

Text

Optional

Question 5

Which renewable energy source do you believe offers the most promise for powering the lamps you have designed, and why?

Multiple choice

Optional

Options

Solar power

Wind power

Hydro power

Biofuels