Illuminations works to serve you by increasing access to quality standards-based resources for teaching and learning mathematics, including interactive tools for students and instructional support for teachers.

https://illuminations.nctm.org/Content.aspx?id=58

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National Council of Teachers of Mathematics

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https://illuminations.nctm.org/BrainT...

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Activity Sheet
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Math
Math - Other

Resource k12

K-12 Categories

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Illuminations: A Spiral

A Spiral

A figure resembling a spiral is shown with 35 matches. Move 4 matches to form 3 squares.

Puzzle provided by Kordemsky: The Moscow Puzzles (Dover)

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STEAM Topics Resource Audience Grade Level Tags PDFs

Math Topics

Deductive Reasoning & Logical Thinking, Geometry

K-6, High School

1st Grade, 2nd Grade, 3rd Grade, 4th Grade, 5th Grade, 6th Grade, 7th Grade, 8th Grade, 9th Grade, 10th Grade, 11th Grade, 12th Grade

Math Puzzles

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PDF File

Descriptions of PDFs

Problem and solution

RELATED LISTINGS

Illuminations (National Council of Teachers of Mathematics)

National Council of Teachers of Mathematics

https://illuminations.nctm.org/Content.aspx?id=58

What are you looking for?

Organization

National Council of Teachers of Mathematics

Website URL

https://illuminations.nctm.org/BrainT...

Type of Resource

Activity Sheet
PDF File

Assigned Categories

Math
Math - Other

K-12 Categories

Advanced Search

Submit a Resource

A Spiral

What are you looking for?

Organization

Website URL

Type of Resource

Assigned Categories

Resource k12

K-12 Categories

Advanced Search

Submit a Resource

A Spiral

What are you looking for?

Organization

Website URL

Type of Resource

Assigned Categories

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