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Unit Plan
Cool Math

Coolmath: Coolmath4kids: Tessellations

For Students 4th - 8th Standards
Tessellations are explained and described at this website. Three basic rules are given for creating tessellations.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.g Tile Patterns Ii: Hexagons

For Teachers 8th Standards
Eighth graders are presented with a pattern of octagon tiles. They are asked to answer questions about angle measures and hexagonal arrangements. Aligns with 8.G.A.5.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.g Tile Patterns I: Octagons and Squares

For Teachers 8th Standards
Eighth graders are presented with a tile pattern showing an apparent square surrounded by four octagons. They are asked to answer a question about congruency and angle measurements, as well as prove that the interior shape is really a...
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Activity
Wolfram Research

Wolfram Math World: Semiregular Tessellations

For Students 3rd - 8th Standards
This one page Mathworld site has a number of examples of semiregular tessellations. A definition and a small amount of related information is given at the bottom of the page.
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Activity
Math Cats

Math Cats: Visit Tessellation Town on Tile Island!

For Students Pre-K - 1st Standards
Go to Tessellation Town on Tile Island and create a variety of tessellations.
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Unknown Type
University of Cambridge

University of Cambridge: Nrich: Building Stars

For Students 3rd - 8th
This interactive activity gives you an opportunity to color in a tessellation that is different from the usual. Read the short introduction to find out more about this tessellation that doesn't repeat.
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Interactive
University of Cambridge

University of Cambridge: Nrich: Shapely Tiling

For Students Pre-K - 1st
On this one page interactive website expand your logic, Motion Geometry and pattern recognition knowledge while working on this challenge. The solution is available to double check your solution.
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Activity
National Council of Teachers of Mathematics

Nctm: Figure This: Patios

For Students 3rd - 8th Standards
Does bigger perimeter mean bigger area? Answer this question when you try this math challenge from the NCTM Math Challenges for Families series. Discover how understanding area and perimeter can be useful in real world situations.