4th Grade  Project 4 weeks

Perimeter Quest: Build Your Geometry World

Ruben M
Updated
CCSS.Math.Content.4.MD.A.3
DI.3-5.6
Effective Communication
Critical Thinking & Problem Solving
Collaboration
+ 2 more
1-pager

Purpose

Students apply their understanding of area and perimeter to design a scaled model of an equitable, useful learning space, using architecture as a real-world context for problem solving. Across four weeks, they complete weekly design tasks that build toward a physical product, revise their plans using a simple 1-point rubric for measurements, accuracy of the scaled map, and presentation quality, and collect evidence of growth in a project folder. With feedback from an architect, draftsperson, and landscaper or garden center partner, students test how rectangular spaces can support classroom, garden, or playground needs. The project culminates in a Classroom Blueprint Expo where students present their final model and reflect on how collaboration, communication, and revision strengthened both their design and their learning.

Learning goals

Students will apply area and perimeter formulas for rectangles to design and revise a scaled model of an equitable, useful learning space, showing accurate measurements, materials choices, and true map representation. They will explain how design choices support learning and fairness in a classroom, garden, or playground space, using feedback from an architect, draftsperson, or landscaper to improve their work each week. Students will collaborate during planning, gallery walks, and model building, and communicate their thinking clearly through sketches, labels, presentations, and spoken reflection. They will build confidence and persistence by tracking growth in a project folder and using a simple rubric to revise measurements, scale accuracy, and presentation quality.

Standards
  • [Common Core] CCSS.Math.Content.4.MD.A.3 - Apply the area and perimeter formulas for rectangles in real world and mathematical problems.
Competencies
  • Effective Communication - Students practice listening to understand, communicating with empathy, and share their learning through exhibiting, presenting and reflecting on their work.
  • Critical Thinking & Problem Solving - Students consider a variety of innovative approaches to address and understand complex questions that are authentic and important to their communities.
  • Collaboration - Students co-design projects with peers, exercise shared-decision making, strengthen relational agency, resolve conflict, and assume leadership roles.
  • Content Expertise - Students develop key competencies, skills, and dispositions with ample opportunities to apply knowledge and engage in work that matters to them.
  • Academic Mindset - Students establish a sense of place, identity, and belonging to increase self-efficacy while engaging in critical reflection and action.

Products

Students will create weekly products that build toward the final exhibition: a project folder with revised scaled rectangle sketches, measurements, area and perimeter calculations, and a materials list for an equitable classroom, garden, or playground design. They will also produce a scaled map that accurately represents the classroom, a physical model or blueprint of their ideal learning space, and critique notes from gallery walks, partner feedback, and input from an architect, draftsperson, or landscaper. The final product will be a polished classroom blueprint or model that shows how architecture can create equitable spaces, along with a brief presentation and spoken reflection shared at the Classroom Blueprint Expo.

Launch

Begin with a notice-and-wonder gallery of classroom maps, blueprints, and photos of gardens or playgrounds, asking students to look for rectangles and discuss which spaces seem most useful and fair for learners. Show a short video clip of an architect and a landscaper explaining how they use area, perimeter, and scaled plans to design real spaces, then introduce the challenge of creating an ideal learning-space model. Invite students to measure one small rectangular area of the classroom in teams and compare how the same space can be described with both perimeter and area. Close with the essential question and a quick sketch of one change they would make to the classroom to better support learning for everyone.

Exhibition

Host a Classroom Blueprint Expo where students display their scaled classroom maps, physical models, measurement notes, and materials lists for families, classmates, the architect, the draftsperson, and the landscaper or garden center partner. Each team gives a short presentation explaining how area and perimeter shaped their design, how they worked to create an equitable learning space, and how their plan improved through weekly critique, revision, and gallery walk feedback. Invite guests to use a simple 1-point rubric to respond to the accuracy of measurements, the scaled map’s match to the classroom, and the clarity of the final presentation. End with a brief spoken reflection from each student about one success, one next step, and how they grew as thinkers, collaborators, and communicators during the project.