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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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Lesson Plan
Alabama Learning Exchange

Alex: Shape Makers

For Teachers K - 1st Standards
In this Five E's AMSTI lesson, students discover relationships between shapes. Students discover multiple ways to combine shapes to fill the area of a given shape using real and virtual pattern blocks, and share their solutions with...
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Activity
University of Cambridge

University of Cambridge: Nrich: Four Triangles Puzzle

For Students K - 1st Standards
Sharpen your logic and and pattern recognition skills with this four triangles puzzle. The solution is available to check your work.
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Activity
University of Cambridge

University of Cambridge: Nrich: Transformations on a Pegboard

For Students 3rd - 5th
This one page website can expand your logic, Motion Geometry and pattern recognition knowledge. The solution is available to double check your answers.
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Activity
University of Cambridge

University of Cambridge: Nrich: Logo Programming Overlapping Polygons

For Students 3rd - 8th
Using this Logo Program you can experiment with different values for N in the procedure and see the changes in the results.
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Lesson Plan
PBS

Pbs: Mathline: Tessellations Wow! [Pdf]

For Teachers 3rd - 5th
An integrated geometry lesson on spatial sense in which students identify and use different shapes to create a tessellation. "Through a variety of modalities such as writing, music, art, poetry, and literature, students are introduced to...
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Unit Plan
Vision Learning

Visionlearning: Statistics: Introduction to Inferential Statistics

For Students 9th - 10th Standards
An introduction to inferential statistics to find relationships and patterns in datasets.
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Activity
University of Cambridge

University of Cambridge: Nrich: Street Party

For Students 3rd - 8th
Sharpen your logic and spatial sense skills while working on this challenge. Solution included.
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Activity
University of Cambridge

University of Cambridge: Nrich: Make 37

For Students Pre-K - 1st Standards
Sharpen your logic and addition skills while working on this challenge. Solution.
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Activity
University of Cambridge

University of Cambridge: Nrich: Christmas Presents

For Students 3rd - 8th Standards
Improve your logic and net recognition skills with this learning game. Solution included.
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Activity
University of Cambridge

University of Cambridge: Nrich: Making Boxes

For Students 3rd - 8th Standards
Have fun and learn by making a box and then find out its maximum volume as well as other problem-solving activities, including making a table of your results and drawing a graph.
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Activity
University of Cambridge

University of Cambridge: Nrich: Divide It Out!

For Students Pre-K - 1st Standards
On this one page website sharpen your logic and basic division fact skills 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: Envelopes

For Students 3rd - 6th Standards
Explore tessellations with real world applications in this activity from the NCTM Math Challenges for Families series. Figure out what shape you would use to create a legal envelope from a single sheet of paper. Then discover how...
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Unit Plan
PBS

Pbs: The Lowdown: Made in America: The High Cost of Fashion

For Students 6th - 8th
Investigate data on changes over time in where our apparel is made and how much we spend on it in these images from KQED. In the accompanying classroom activity, students use the interactive and graph the data. They also look for...
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Unit Plan
PBS

Pbs: Standard Measures and Conversions: Liquid Volume, Milliliters and Liters

For Students 3rd - 5th
In this Cyberchase Media Gallery, explore key concepts about liquid volume, including standard units of liquid measure and how to convert between them. In the accompanying classroom activity, students create a complete conversion chart...
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Interactive
Fun Brain

Fun Brain: Number Cracker (Number Series Game)

For Students 2nd - 5th
The Number Cracker needs you to help find a secret code by identifying the missing number in a series.
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Interactive
Quia

Quia: Addition Facts Matching Doubles

For Students Pre-K - 1st
Practice your doubles facts with these interactive games at the Quia website. A fun way to sharpen your number sense and doubling skills.
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Activity
Houghton Mifflin Harcourt

Houghton Mifflin Harcourt: Saxon Activity Center Real World Investigation: The Geometry of Quilts [Pdf]

For Students 3rd - 8th
Investigating designs and shapes in quilts around the world is the activity in this internet exploration. Learners will also design their own quilt on paper or on the computer. Acrobat Reader required.
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Activity
University of Cambridge

University of Cambridge: Nrich: Roll These Dice

For Students 3rd - 5th
Sharpen your problem solving, sequencing, and spatial reasoning skills playing this interactive game, Roll The Dice. See how many different paths you can take to end up with the same result.
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Activity
University of Cambridge

University of Cambridge: Nrich: Star Find

For Students 3rd - 8th
This one page website offers two interesting tiling problems. The solution is provided here as well.
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Activity
Rice University

Rice University: The Hand Squeeze

For Teachers 9th - 10th
Students will enjoy this data collection and class analysis experiment involving the time it takes for a hand squeeze to travel around a circle of people. From organizing the activity to collecting the data to making a table and graphing...
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Activity
University of Cambridge

University of Cambridge: Nrich: Making Cuboids

For Students 3rd - 8th Standards
How many different cuboids can you make? Learn how and learn how to represent data with your results.
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Interactive
Quia

Quia: Doubles Facts or Odd and Even

For Students Pre-K - 1st Standards
It's double or nothing when you play these fun, interactive games. Review doubles facts in minutes with the Matching or Concentration games. Then, practice identifying odd and even numbers with the interactive flashcards. A quick and...