Overwhelmed by Cats

Source: Kayunkai from Pixabay

Type: Investigation

Theme: Nature

Grades: 5, 6, 7, 8, 9, 10

Learning Target: Students will develop a method for estimating cat populations using spreadsheets, online graphs, or paper.


Please collaborate in groups of two or three.

Materials: notebook, pencil, large poster paper (optional), colored pencils (optional).

Objective: Estimate a cat population after 18 months, beginning with one cat and her mate.

  1. Review Overwhelmed_by_Cats.pdf (PDF) document.
  2. Estimate. What is a reasonable number of cats that one cat is able to produce through its offspring. Approximate a low and high bounds.
  3. On paper, draw three different sketches that illustrate the number of cats over time.
  4. Peer review and revisions. Ask two students review your project. Make at least one revision in your concept based on their input. Please review two different projects. Include this Peer_Review.docx with your final project.
  5. Submission: Word document, PowerPoint.
    1. Your name(s)
    2. Your initial sketches and estimation (high and low)
    3. Peer Review document
    4. Video or photo documentation of development process.
    5. Annotated diagram with explanatory paragraph (illustrated graph, Excel spreadsheet, or Desmos graph).



Exit Ticket
CCSS Math Practice
  • I can make sense of problems and persevere in solving them.
NGSS Crosscutting Concepts
  • Systems and System Models