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Lesson Plan
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Go Fish:

For Teachers 3rd
Third graders imagine that they are asked to determine the number of fish in a nearby pond. To count the fish one by one, they could remove the fish from the pond and stack them to one side, or mark each fish so they would not count them...
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Lesson Plan
Curated OER

Similar Triangles - Applied Problems

For Teachers 9th - 12th
Young scholars differentiate between similar and congruent triangles. In this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
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Worksheet
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Similar Figures

For Students 7th - 9th
In this similar figures worksheet, students identify corresponding sides and corresponding angles of given polygons.  They identify similar figures.  This three-page worksheet contains 18 problems.
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Lesson Plan
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Fickled Fractions

For Teachers 6th - 8th
Learners explore which fractions are made real in our world. They also show the relationship of cross multiplication and equivalent fractions To reinforce fraction skills.
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Lesson Plan
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Water - Planning for the Future

For Teachers 6th - 8th
Students explore and examine the increases and/or decreases for water user groups: irrigation, municipal, manufacturing, steam electric power generation cooling, livestock, and mining. They utilize percentage changes during their...
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Lesson Plan
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Budget Finances

For Teachers 11th - 12th
Students role play the role of a recent graduate of high school living on their own. Using play money, they are given one month's salary and they discover they own their own house or apartment and owe money on a car loan. They develop...
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Lesson Plan
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Perimeter

For Teachers 3rd - 7th
Learners explore the concept of perimeter. For this perimeter lesson, students discuss how to find perimeter of various shapes. Learners use the Perimeter Explorer applet to find the perimeter of various shapes.
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Lesson Plan
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Crafty Fractions

For Teachers 4th
Fourth graders study fractions. In this fractions lesson, 4th graders define fraction-related vocabulary words. Students use beads to study fractions. Students draw shapes to study fraction equivalency and brainstorm fractions they use...
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Lesson Plan
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Will There be Enough Water?

For Teachers 6th - 8th
Learners investigate water usage, water available, and water demand historically in the local area. They use projections of water usage, availability and demand up to the year 2050. Students use graphs to relate as well as compare and...
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Lesson Plan
Curated OER

Making Good Investments

For Teachers 9th - 12th
Students compare different aspects of investing money from traditional savings accounts to money market accounts. They research investment accounts at local banks and compare them.
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Worksheet
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Scaling Figures Two

For Students 5th - 8th
In this similar figures learning exercise, students find the missing side of the larger figure when the smaller figure's sides are given. Students complete 4 problems.
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Lesson Plan
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Conversions: Metrics Made Easy

For Teachers 7th - 8th
Students convert standard units of measurement to metric units using tape measures, meter sticks, rulers, and online conversion calculators.
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Lesson Plan
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The Snack Bar

For Teachers 6th
Sixth graders complete a purchase order. In this ratios and patterns lesson, 6th graders work in groups to complete a purchase order for a grand opening of the school snack bar. Students use rations to figure out the need and quantity...
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Lesson Plan
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History of Our Solar System Time Line

For Teachers 9th
Ninth graders explore the concept of ratios. In this ratio lesson plan, 9th graders construct a to scale time line that starts at the beginning of time. Students determine the correct placement of big events in time such as when the...
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Lesson Plan
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Saving Money Through Mathematics

For Teachers 3rd
Third graders discuss light sources and collect data about energy sources. They compare data and create a multiple line graph showing energy used by light sources for each student in the group. They present their graphs and write a...
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Lesson Plan
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The Capacity of Planets

For Teachers 10th
Tenth graders change numbers written in standard form to scientific notation. In this scientific notation lesson, 10th graders use given diameters and distances from the sun for each planet in our solar system. After rewriting each of...
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Lesson Plan
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Patterns in Pascal's Triangle

For Teachers 7th - 9th
Learners examine the patterns that exist in Pascal's Triangle. They explore multiples and factors. Sudents use an applet to create and color the multiples in Pascal's Triangle.
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Lesson Plan
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Volumes of Prisms and Cylinders

For Teachers 8th - 10th
Students calculate the volume of prisms and cylinders. In this geometry lesson, students are give part of the formula, and must calculate the missing parts. They use 80% accuracy for their dimensions.
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Lesson Plan
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The Price Is Right - Grocery Store Prices

For Teachers 8th
Eighth graders use the unit price to compare which local grocery store has the best prices. Assign students to work with a partner and a role. One person is the recorder and the other is the mathematician.
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Lesson Plan
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Sloping and Intersecting a Linear Function

For Teachers 9th - 12th
High schoolers examine and discuss typical linear equations, and the difference between a linear and nonlinear equation. They observe examples of linear equations and complete a worksheet.
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Lesson Plan
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Comparing Fractions

For Teachers 5th - 7th
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
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Lesson Plan
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The Greatest Survival Story of All Time

For Teachers 4th - 7th
Students use the Internet to read about an explorer's survival in the Antarctic. They try to find a better route for him to have taken.
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Lesson Plan
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Finding Patterns in Fractals

For Teachers 7th - 8th
Students discover patterns and sequences. They use a website to explore patterns and fractals. Students share their discovery of fractals and their patterns with the class. They develop a list of patterns used in everyday life.
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Worksheet
Curated OER

Pedometer Problem

For Students 8th - 10th
In this pedometer instructional activity, learners determine the distance walked.  This one-page instructional activity contains 1 word problem.  Answers are provided at the bottom of the page.