National Council of Teachers of Mathematics
Nctm: Illuminations: Creating, Describing, and Analyzing Patterns
Encourage students to use visualization, spatial reasoning, and geometric modeling to build their own patterns or recreate one from given square arrays.
Science Buddies
Science Buddies: Making Patterns With Rubik's Cube
This project challenges you to figure out how to make geometric patterns with Rubik's Cube. Leaving your cube in one of these positions makes it much more tempting to pick it up and 'fix' it. See if you can determine how different...
E-learning for Kids
E Learning for Kids: Math: Surfing: Patterns
Play interactive games to determine the number patterns and sequences.
E-learning for Kids
E Learning for Kids: Math: School Bus: Pattern and Function: Number Patterns
Students will play a variety of learning games to explore and practice number patterns.
National Council of Teachers of Mathematics
The Math Forum: Means Proportional and Geometric Means
Dr. Math helps a student discover the meaning of the mean proportional of two numbers. Detailed explanation with examples.
PBS
Pbs Learning Media: Math + Arts: Geometric Quilts
In this lesson, students will create a class quilt of nine patch paper quilt blocks using geometry.
University of Cambridge
University of Cambridge: Nrich: Triangles to Tetrahedra
Given an unlimited number of a specific type of equilateral, isosceles, and right triangles create as many tetrahedra as are possible. Includes printout.
George Mason University
Working With Fractions Using Pattern Blocks
Students can download pattern block grid paper or cutouts for class activities. Included is an activity comparing the relationships of fractional parts called, "What's My Number?" Links available to other pattern block and fraction...
Yale University
Yale New Haven Teachers Institute: Colors, Shapes, and Spaces of Mosques
A series of five lesson plans designed to give students a working knowledge of Islamic architecture and styles of decoration as manifested in mosques. Although aimed principally at teachers, lessons are accompanied by useful summaries of...
Shodor Education Foundation
Shodor Interactivate: Sierpinski's Carpet
Step through the generation of Sierpinski's Carpet, a fractal made from subdividing a square into nine smaller squares and cutting the middle one out. Explore number patterns in sequences and geometric properties of fractals.
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: 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: Seven Sticks
On this one page website sharpen your logic, triangle properties, and pattern recognition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Three Squares
Students can sharpen their logic and spatial relationship skills while working on this challenge on this one page website. The solution is available to double check your solution.
University of Regina (Canada)
University of Regina: Math Central: Manipulatives for the Upper Elementary (Gr. 4 6)
Many teachers find it more challenging to incorporate the use of manipulatives into their mathematics programs at the upper elementary or middle school grades. Activities using manipulatives are provided for grades four, five, and six...
Shodor Education Foundation
Shodor Interactivate: Koch's Snowflake
Step through the generation of the Koch Snowflake, a fractal made from deforming the sides of a triangle, and explore number patterns in sequences and geometric properties of fractals.
University of Cambridge
University of Cambridge: Nrich: Doplication
On this one page website sharpen your logic and pattern extension skills while working on this challenge. The solution is available to double check your solution.
Scholastic
Scholastic: I Spy
These interactive matching games for elementary age students combine visuals of familiar objects and rhyming riddles to create brain-teasing puzzles.
PBS
Pbs Learning Media: Cyberchase: Crack the Code
Cyberchase video in which the CyberSquad must get into a vault before Hacker, Buzz, and Delete by cracking a code of shapes and numbers. [3:20]
TED Talks
Ted: Ted Ed: The Origin of Countless Conspiracy Theories
Why can we find geometric shapes in the night sky? How can we know that at least two people in London have exactly the same number of hairs on their head? And why can patterns be found in just about any text - even Vanilla Ice lyrics?...
Math Slice
Math Slice: Sundee Slice Special Test
A concise tool for assessing a variety of math concepts including measurement, algebra, number sense, and data. Assessment is scored online immediately. An excellent tool for quick assessment.
Mathigon
Mathigon: Euclidean Geometry: Introduction
Mathematicians in ancient Greece were amazed by mathematical patterns, and wanted to explore and explain them. They began to study mathematics just "for fun" without a specific application in mind. One of these mathematicians, Thales of...
National Council of Teachers of Mathematics
The Math Forum: Line Symmetry
This site from The Math Forum is a great site if you are looking for activities to engage your students in learning about line symmetry. Peruse this collection of activities for one or two or four that would be right for your students....