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...
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...
Lesson Plan
Science Buddies

Science Buddies: Tiling With Spidrons

For Teachers 9th - 10th
If art and math are both passions of yours, this project is meant for you! Spidrons are geometric forms made from alternating sequences of equilateral and isosceles (30 degrees, 30 degrees, 120 degrees) triangles. Spidrons were...
Professional Doc
George Mason University

Handmade Manipulative Instructions

For Teachers 9th - 10th
At this personal site, you will find pages of math manipulatives and different types of graphing paper to print out and use in your classroom.
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.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Sse Seeing Dots

For Teachers 9th - 10th Standards
The purpose of this task is to identify the structure in the two algebraic expressions by interpreting them in terms of a geometric context, a series of squares filled with dot arrangements. Students are asked to notice a pattern and...
eBook
Mathigon

Mathigon: Algebra: Special Sequences

For Students 9th - 10th Standards
In addition to arithmetic and geometric sequences, Fibonacci Numbers, and figurate numbers, there are countless interesting sequences that don't follow a similar, regular pattern. These include prime numbers, perfect numbers, the...
Lesson Plan
PBS

Pbs: Black Kingdoms of the Nile

For Teachers 9th - 10th
A geometry lesson that examines the history and structure of ancient pyramids and engages learners in constructing pyramid models. A comprehensive lesson that considers students with diverse learning styles. Math concepts introduced...
Activity
University of Cambridge

University of Cambridge: Nrich: Symmetry Challenge

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

University of Cambridge: Nrich: Happy Halving

For Students 1st - 2nd
On this one page website expand your logic, symmetry and pattern recognition knowledge while working on this challenge. The solution is available to double check your solution.