100 Puzzles

Source Institutions

Source Institutions

Add to list Go to activity
Activity link broken? See if it's at the internet archive
In this activity, learners find as many combinations of a hundred as they can using various puzzle pieces from a hundred square grid paper. This activity helps learners understand that numbers are made up of other numbers. Learners will also practice using patterns and geometry, counting, and adding. This activity guide contains sample questions to ask, literary connections, extensions, and alignment to local and national standards.

Quick Guide

Preparation Time:
5 to 10 minutes

Learning Time:
5 to 10 minutes

Estimated Materials Cost:
1 cent - $1 per student

Age Range:
Ages 6 - 11

Resource Types:
Activity, Game, Lesson/Lesson Plan


Materials List (per student)

  • 100 square grid (several copies, p.3)
  • Puzzle pieces: 20 five-square long pieces, 20 ten-square long pieces, 8 twenty-five square pieces (5-square by 5-square rectangle), and 4 fifty-square pieces (10-square by 5-square rectangle)
  • Crayons
  • Scissors


  • Mathematics
    • Algebra
    • Geometry
    • Number and Operations
    • Representation
  • The Nature of Technology
    • The Design Process
      • Problem Solving

Informal Categories

  • Games


To use this activity, learners need to:

  • see
  • 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,

Funding Source:

  • ExxonMobil