Worksheet
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Percent Word Problems

For Students 7th - 9th
In this word problem worksheet, students find the percent of a number.  This two-page worksheet contains 18 problems.  Answers are provided on the last page.
Worksheet
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Markup, Discount, and Tax (Harder)

For Students 8th - 9th
In this algebra instructional activity, students calculate prices with taxes and percents attached. They figure the finals price for each problem after they correctly compute the taxes and percent. There are 16 problems on this...
Lesson Plan
Curated OER

Symmetrical Shapes

For Teachers K
Students find symmertical shapes around their school. For this symmetry lesson, students create symmetrical shapes. Students print symmetrical shapes from Kidworks Deluxe and take pictures of objects around their school that are...
Lesson Plan
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Exploring Quadratic Equations

For Teachers 11th
Eleventh graders explore quadratic equations.  In this Algebra II lesson, 11th graders use Geometer’s Sketchpad to explore the properties of quadratics and the connections with polynomials and linear equations.  The lesson is...
Lesson Plan
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Lines of Symmetry

For Teachers 1st
First graders create symmetrical designs using a computer program.  In this lines of symmetry lesson, 1st graders review their symmetrical designs and discuss other ways symmetrical designs can be made.  Students work in pairs...
Lesson Plan
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Trading in Subtraction

For Teachers 2nd
Second graders solve two-digit subtraction problems without trades using counters and by modeling trades with base-ten blocks. They pair in groups and students open the "Counters Open Mat". Students are given a problem, such as: there...
Lesson Plan
Curated OER

Adding Tens

For Teachers 2nd
Second graders explore and discuss adding 10 as they predict number patterns with the hundred chart. They work in pairs, groups choose a number, 1-9, and predict what happens if they add 10 to the number. Students make-a-ten strategy...
Lesson Plan
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Money

For Teachers 3rd
Third graders review the values of quarters, dimes, nickels, and pennies. They discuss how the different types of coins can equal the same amount. Students give examples of ways to make a given amount under $1.00. They explain what the...
Lesson Plan
Curated OER

New: Fun with Fractions

For Teachers 3rd
Third graders determine that the larger the denominator the more parts the whole is being divided into. They use fractions to communicate and compare parts of the whole. They discover what the numerator and denominator of a fraction...
Lesson Plan
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Exploring the Exponential Function

For Teachers 9th - 12th Standards
Learners collect and analyze data regarding exponential functions of the form y = abx.  Students explore the affects of changing parameters on the graph of the function. 
Lesson Plan
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Asymptotes And Zeros of Rational Functions

For Teachers 9th - 12th Standards
Budding mathematicians graph polynomial functions and examine their zero and y-intercepts. They analyze how the zero and y-intercepts of the numerator and denominator affect the graph of a rational function. Several great additional...
Lesson Plan
Texas Instruments

Getting Started with Cabri Jr.

For Teachers 9th - 12th Standards
Pupils construct geometric figures using Cabri Jr. in this constructing geometric figures using Cabri Jr. lesson. They familiarize themselves with Cabri Jr. and construct segments and triangles. Your learners will use various tools to...
Worksheet
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Two-Step Equations With Integers

For Students 10th - 12th
In this algebra worksheet, students solve one variable equations using multiplication and division. There are 28 problems to be solved and an answer key is included.
Worksheet
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Systems of Equations Word Problems

For Students 11th
In this algebra worksheet, 11th graders solve word problems using algebraic equations. There are 8 word problems with an answer key.
Lesson Plan
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Spinning Probability

For Teachers 6th
Sixth graders study the concept of probability. In this probability lesson, 6th graders create spinners that match specific sets of clues. Students use their spinners and worksheets to explore and predict probability.
Lesson Plan
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Balancing Equations and Using a Pyramid

For Teachers 6th
Sixth graders complete worksheets and make journal entries to interpret mathematical expressions about the pyramids. In this equality by balancing equations instructional activity, 6th graders participate in groups or by themselves to...
Lesson Plan
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Calculations at the Crazy Cookie Company

For Teachers 9th - 12th Standards
Learners explore matrix multiplication and problem solve using matrix multiplication. They design a table that will display cost and profit for three cookie stores. 
Lesson Plan
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What are the Kinds of Triangles?

For Teachers 5th
Fifth graders classify triangles. In this triangle lesson, 5th graders learn about the characteristics that make up a triangle. They are instructed through video, PowerPoint slides, and teacher-led demonstrations.
Lesson Plan
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Graphing With Candy

For Teachers 3rd - 5th
Students gather information and interpret the results using a tally chart, a table, and a bar graph.
Lesson Plan
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Celebrating Our Nation's Diversity

For Teachers 2nd
Second graders conduct a class census to measure diversity.
Lesson Plan
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What Shape am I?

For Teachers 1st - 3rd
Students analyze characteristics of geometric shapes. They find shapes in their environment, and communicate why it is like the shape of their choice and not like another shape.
Lesson Plan
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Create Your Geometry Crossword

For Teachers 10th - 12th
Students learn how to identify cell addresses, format cell contents, add pop-up comments to a cell, and also apply conditional formatting. They use clues and words to make a geometry crossword puzzle pertaining to geometrical shapes.
Lesson Plan
Curated OER

Stirring up Fractions

For Teachers 2nd
Second graders practice unit fractions to identify parts of the whole and parts of a set. They utilize a variety of manipulative's including recipe boxes to get them started stirring up fractions. A multitude of books on fractions are...
Lesson Plan
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Add It Up

For Teachers 1st
First graders engage in a lesson that gives the research basis for the use of manipulatives for the basic operations in mathematics. They use the variety of tools to solve basic problems. The lesson has valuable resource links for the...

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