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Lesson Plan
Curated OER

The Mandelbrot Set

For Teachers 7th - 12th
Learners explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
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Lesson Plan
Curated OER

A Pocketful of Change

For Teachers 9th - 11th
Students study the meaning, symbolism, and value of U.S. coins, especially the quarter. They conduct a survey of coins in students' possession, graphing the results to show frequency distribution and drawing inferences about the U.S....
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Lesson Plan
Curated OER

Properties of Fractals

For Teachers All
Students build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using...
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Lesson Plan
Curated OER

Properties of Fractals

For Teachers 6th - 8th
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
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Lesson Plan
Curated OER

Irregular Fractals

For Teachers 6th - 8th
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
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Lesson Plan
Curated OER

Practicing Arithmetic

For Teachers 9th - 12th
High schoolers practice single operation arithmetic ranging from single digit addition to long division of decimals or real numbers using Graphit. They use data sets and rules to graph ordered pairs.
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Lesson Plan
Curated OER

Irregular Fractals

For Teachers 9th - 12th
High schoolers explore the concept of irregular fractals. In this irregular fractals lesson, students discuss how to find fractal dimensions through teacher led discussion. High schoolers calculate fractal dimensions of various fractals.
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Lesson Plan
Curated OER

Circle the Earth - Explore Surface Types on a Journey around Earth

For Teachers 4th - 12th
Students use CERES percent coverage surface data with a world map in locating landmasses and bodies of water at Earth's Equator.
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Lesson Plan
Curated OER

Geometry and Symmetry

For Teachers 4th - 6th
Students examine tessellations and their geometric properties. The lesson and discussions may be used to develop students' understanding of polygons and symmetry as well as their ability to analyze patterns.
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Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Secret of E. Quation the Great

For Teachers 3rd - 8th
Want to figure out a magician's secret for a cool balancing trick? Use your algebra knowledge to discover how this magic trick was done.
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Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 2

For Teachers 3rd - 5th
NZMaths is a New Zealand teacher resource that provides lesson plans for students in algebra, geometry, measurement, numbers, statistics, logic and reasoning.
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Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 5

For Teachers 6th - 8th
Teachers, this New Zealand Problem Solving website is an outstanding resource for lesson plans. They are organized into the following categories: algebra, geometry, measurement, numbers, statistics, and logic and reasoning.
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Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 6

For Teachers 9th - 10th
Teachers, this New Zealand Problem Solving website is an outstanding resource for lesson plans. They are organized into the following categories: Algebra, Geometry, Measurement, Numbers, Statistics, and Logic and Reasoning.
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Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 1

For Teachers 3rd - 5th
NZMaths, a New Zealand teacher resource, provides lesson plans for students in algebra, geometry, measurement, numbers, statistics, logic and reasoning.
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Activity
Scholastic

Scholastic: Math Maven's Mysteries: The Case of the Skating Bus Driver

For Teachers 3rd - 8th
The bus is not running in Point Logos because Suzie, the bus driver, has decided to go try out the new "Rocket Skates," at Skate Palace. Help the Math Maven choose an algebraic equation that will tell when the bus driver will be finished...
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Activity
University of Cambridge

University of Cambridge: Nrich: Heads and Feet

For Students 3rd - 8th Standards
Solve this problem about hens and sheep and practice your algebraic thinking all at the same time. A solution is provided at this one page website.
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Lesson Plan
Other

Nz Maths: Problem Solving Lesson Plans: Level 3 Problems

For Teachers 3rd - 8th
This New Zealand Problems website is an excellent resource for lesson plans in problem-solving. They are organized into the following categories: algebra, geometry, measurement, numbers, statistics, and logic and reasoning.
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Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 4

For Teachers 6th - 8th
This New Zealand Problem Solving website is an outstanding resource for lesson plans. They are organized into the following categories: algebra, geometry, measurement, numbers, statistics, and logic and reasoning.
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Unit Plan
Khan Academy

Khan Academy: Solving Proportions

For Students 6th - 8th Standards
Practice solving basic proportions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Handout
Purple Math

Purplemath: Proportions: Introduction

For Students 6th - 8th Standards
Explains the basics and terminology of proportions.
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Lesson Plan
National Council of Teachers of Mathematics

The Math Forum: Suzanne Alejandre: Pirate Diamond Activity

For Teachers 6th - 8th
An interesting small-group activity that will engage students in problem solving, reasoning, and communicating their mathematical thoughts with eachother. The materials needed for the project and the steps the teacher should assist the...
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Activity
University of Cambridge

University of Cambridge: Nrich: Brothers and Sisters

For Students 3rd - 8th Standards
Figure out the ages of the children in this family using the clues and your sound algebraic thinking. Check the solution after you complete the problem.
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Activity
University of Cambridge

University of Cambridge: Nrich: Mind Reader

For Students 3rd - 8th Standards
This series of operations always yields the same answer. Use your problem solving and algebraic skills and see if you can find the solution. When you have you can check the solution on this one page website.
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Unit Plan
Khan Academy

Khan Academy: Reading Dot Plots & Frequency Tables

For Students 5th - 7th Standards
Practice reading basic dot plots and frequency tables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.