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Subtracta's Dog

Source Institutions

    Children's Museum Of Houston

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Subtracta's Dog

In this math activity related to volume, learners use problem solving skills to calculate and build a model house for Minus the dog. Learners are given certain parameters that they follow as they design and construct a house out of index cards and tape. This activity guide contains a material list, sample questions to ask, literary connections, extensions, and alignment to local and national standards.

Quick Guide

Preparation Time:
Under 5 minutes

Learning Time:
10 to 30 minutes

Estimated Materials Cost:
1 cent - $1 per group of students

Age Range:
Ages 8 - 11

Resource Types:
Activity, Lesson/Lesson Plan, Model


Materials List (per group of students)

  • Paper
  • Pencil
  • Calculator
  • Index cards
  • Tape
  • Ruler or measuring tape
  • Scissors


  • Mathematics
    • Geometry
      • Plane Geometry
      • Solid Geometry
    • Measurement
      • Units of Measurement
      • Size and Scale
      • Polygons
    • Number and Operations
    • Problem Solving

Informal Categories

  • Animals
  • Model Building


To use this activity, learners need to:

  • see
  • read
  • touch

Learning styles supported:

  • Involves hands-on or lab activities


Components that are part of this resource:

Includes alignment to state and/or national standards

This resource is part of:

Access Rights:

  • Free access



  • All Rights Reserved, Children's Museum of Houston, ©2004

Funding Source:

  • ExxonMobil