Wolfram Research
Wolfram Math World: Semiregular Tessellations
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.
Alabama Learning Exchange
Alex: Shape Makers
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...
University of Cambridge
University of Cambridge: Nrich: Four Triangles Puzzle
Sharpen your logic and and pattern recognition skills with this four triangles puzzle. The solution is available to check your work.
University of Cambridge
University of Cambridge: Nrich: Transformations on a Pegboard
This one page website can expand your logic, Motion Geometry and pattern recognition knowledge. The solution is available to double check your answers.
University of Cambridge
University of Cambridge: Nrich: Logo Programming Overlapping Polygons
Using this Logo Program you can experiment with different values for N in the procedure and see the changes in the results.
PBS
Pbs: Mathline: Tessellations Wow! [Pdf]
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...
Vision Learning
Visionlearning: Statistics: Introduction to Inferential Statistics
An introduction to inferential statistics to find relationships and patterns in datasets.
University of Cambridge
University of Cambridge: Nrich: Street Party
Sharpen your logic and spatial sense skills while working on this challenge. Solution included.
University of Cambridge
University of Cambridge: Nrich: Make 37
Sharpen your logic and addition skills while working on this challenge. Solution.
University of Cambridge
University of Cambridge: Nrich: Christmas Presents
Improve your logic and net recognition skills with this learning game. Solution included.
University of Cambridge
University of Cambridge: Nrich: Making Boxes
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.
University of Cambridge
University of Cambridge: Nrich: Divide It Out!
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.
National Council of Teachers of Mathematics
Nctm: Figure This: Envelopes
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...
PBS
Pbs: The Lowdown: Made in America: The High Cost of Fashion
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...
PBS
Pbs: Standard Measures and Conversions: Liquid Volume, Milliliters and Liters
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...
Fun Brain
Fun Brain: Number Cracker (Number Series Game)
The Number Cracker needs you to help find a secret code by identifying the missing number in a series.
Quia
Quia: Addition Facts Matching Doubles
Practice your doubles facts with these interactive games at the Quia website. A fun way to sharpen your number sense and doubling skills.
Houghton Mifflin Harcourt
Houghton Mifflin Harcourt: Saxon Activity Center Real World Investigation: The Geometry of Quilts [Pdf]
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.
University of Cambridge
University of Cambridge: Nrich: Roll These Dice
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.
University of Cambridge
University of Cambridge: Nrich: Star Find
This one page website offers two interesting tiling problems. The solution is provided here as well.
Rice University
Rice University: The Hand Squeeze
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...
University of Cambridge
University of Cambridge: Nrich: Making Cuboids
How many different cuboids can you make? Learn how and learn how to represent data with your results.
Quia
Quia: Doubles Facts or Odd and Even
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...