Lesson Plan
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Credit Cards and Compound Interests-Exponential Growth

For Teachers 11th
Eleventh graders investigate the way credit cards work when collecting interest. For this algebra lesson, 11th graders investigate the growth of interest exponentially when using a credit card. They calculate what the cheapest rate is to...
Lesson Plan
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A Day to Remember!

For Teachers 4th - 8th
Students study math. In this real-life problem solving lesson, students work on their skills dealing with time and money. They work in small groups on various time and money word problems and by the final day they have a final problem...
Lesson Plan
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How using number patterns help us add or subtract

For Teachers 2nd
Second graders use a number line to understand multiples.  In this number line instructional activity, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.
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Chart Your Course

For Teachers 6th - 8th
Students explore change represented in graphs comparing distance and time. They exchange and share their graphs. Students interpret and create distance versus time line-graphs, and write stories based on these graphs. They interpret a...
Lesson Plan
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Metric Meals

For Teachers 6th
Sixth graders investigate metric measurements. In this metric measurement lesson, 6th graders explore mass, capacity, and length. Students examine graduated cylinders and balance scales to obtain measurements. Resources are provided.
Lesson Plan
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Systems of Linear Equations

For Teachers 9th - 12th
Students use the calculator to represent a situation as a table, graph, and equation. They write systems of equations and find solutions to systems of equations. In addition, they explain and justify how they determined their solutions...
Lesson Plan
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Linear Relationships - Standard Form

For Teachers 9th - 12th
Students use a graphing calculator to examine the association between the data points and equation of a linear relationship. They write equations in standard form and then graph the equations using the slop-intercept form. Answer Key...
Lesson Plan
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River Optimization Problem

For Teachers 8th - 10th
Students define the different methods used for optimizing a particular element of a problem. In this optimization problem lesson, students optimize appropriate details of a problem using data collection, algebra, technology, and/or...
Lesson Plan
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Multiplying and Dividing Rational Expressions

For Teachers 11th - Higher Ed
In this college level worksheet, learners multiply and divided rational expressions and simplify the answers.   The two page worksheet contains sixty-two problems.  Answers are provided. 
Lesson Plan
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Sizing Up the Supersize Croc

For Teachers 6th - 8th
Students examine and compare traits of humans and crocodiles.  In this crocodile lesson students use a ratio to estimate the height of a person and compare that to a crocodile. 
Lesson Plan
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Introduction to Fractals: Infinity, Self-Similarity and Recursion.

For Teachers 9th - 12th
This instructional activity introduces students to the ideas involved in understanding fractals. They develop a sense of infinity, self-similarity and recursion and
Lesson Plan
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Area and Perimeter of Regular Polygons - An Extension

For Teachers 9th - 12th Standards
Pupils explore the relationship between area and perimeter of polygons.They measure the area and perimeter of regular polygons inscribed in a circle. Learners then discuss how as the number of sides of a regular polygon increase, the...
Lesson Plan
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Lewis and Clark: Prized Possession

For Teachers 5th - 8th
Students create a Sacagawea-inspired wampum belt. In this Native-American instructional activity, students study Sacagawea and her influence on the Lewis and Clark expedition. Students learn about wampum and prized possessions and work...
Lesson Plan
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The Good, The Bad, The Ugly

For Teachers 6th
Sixth graders examine the causes of the stock market crash of 1929.  In this integrated math/history unit on the stock market, 6th graders study, research, and read stocks, visit a local bank, and create a PowerPoint to show the...
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Animals and Cosmetics Testing Lesson Plan

For Teachers 10th - 12th
Students educate themselves as consumers. In this animal welfare lesson, students research the pros and cons of testing cosmetics on animals. Students develop alternatives for cosmetics testing and share their results with their peers.
Lesson Plan
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Gravity: A Relatively Heavy Subject

For Teachers 7th - 12th
Students examine planetary movement and its relation to the tide.In this gravity lesson students describe how and why the high and low tides change every day.
Lesson Plan
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Writing Equations from a Table

For Teachers 9th - 11th
Students graph and evaluate equations. In this algebra lesson, students are given pairs of coordinates and asked to write an equation representing the values. They are also given values to plug in to their equations and evaluate.
Lesson Plan
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Dead Body Math

For Teachers 9th - 12th
Learners solve the mystery of dead Mr. Potato Head using physics and algebra. They discuss Newton's Law of cooling as it applies to the mystery scenario involving a cooling baked potato as the "victim". They manipulate algebraic...
Lesson Plan
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Let's Trade

For Teachers 2nd
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Lesson Plan
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Baseball Relationships - Using Scatter Plots

For Teachers 6th - 10th
Students use graphing calculators to create scatter plots of given baseball data. They also determine percentages and ratios, slope, y-intercepts, etc. all using baseball data and statistics.
Lesson Plan
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Make Me an Offer

For Teachers 1st
First graders examine the significance of the Louisiana Purchase and the journey of Lewis and Clark's Corps of Discovery. They become familiar with the features of the Keelboat Nickel reverse and identify trade goods used by Lewis and...
Lesson Plan
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Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Learners study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Learners complete worksheets based on Geometric Fractals.
Lesson Plan
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Geometric Fractals and the Chaos Game

For Teachers 8th - 10th
Students define fractals and patterns. They explore how a seemingly random process can result in a pattern. Students practice probability and fractions skills by playing the chaos game online.
Lesson Plan
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Plotting Temperature and Altitude

For Teachers 10th - 12th
students convert the temperature readings from degrees Celsius to degrees Fahrenheit. they predict and create a graph of what the graph of altitude (x-axis) versus temperature in degrees Fahrenheit (y-axis) might look like.