Lesson Plan
Curated OER

Sine and Cosine

For Teachers 11th - 12th
Students solve problems using sine and cosine. In this precalculus instructional activity, students solve word problems using sine and cosine. They identify where it is appropriate to laws of sine and cosine and where to use the...
Lesson Plan
Curated OER

Functions and Roots

For Teachers 9th - 10th
In this function worksheet, students factor polynomials, or use the FOIL method, to simplify polynomials and determine the roots. This three-page worksheet contains ten problems. Explanations and examples are provided.
Worksheet
Curated OER

Using a Calculator - Percentages and Square Roots

For Students 6th - 7th
In this math worksheet, students use a calculator to solve 14 problems that involve square roots, powers, division, addition with fractions, percentages, and multiple step problems with parentheses.
Assessment
Inside Mathematics

Number Towers

For Teachers 9th - 12th Standards
Number towers use addition or multiplication to ensure each level is equal. While this is common in factoring, it is often not used with algebraic equations. Solving these six questions relies on problem solving skills and being able to...
Assessment
Noyce Foundation

Sewing

For Teachers 6th Standards
Sew up your unit on operations with decimals using this assessment task. Young mathematicians use given rules to determine the amount of fabric they need to sew a pair of pants. They must also fill in a partially complete bill for...
Lesson Plan
Southern Nevada Regional Professional Development Program

“Double Double Speak Speak”

For Teachers 9th - 10th Standards
Bilateral suborbital hematoma? Call an audible? 404? Have fun with “the twittering or warbling of birds,” or as 14th century French speakers would say, have fun with “jargon.” Groups match specialized jargon with plain speech, decode...
Lesson Plan
Illustrative Mathematics

Extensions, Bisections and Dissections in a Rectangle

For Teachers 9th - 11th Standards
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Lesson Plan
West Contra Costa Unified School District

The Power of Ten: Building a Magnitude Model

For Teachers 4th - 5th Standards
Add visual representation to teaching place value with a magnitude model. Using adding machine tape, pupils build a linear place value strip from 1 to 100.
Handout
Charleston School District

Operations with Exponents

For Students 8th Standards
It just multiplies out. The lesson provides the rules for operations with exponents and keeps them as positive integers in the lesson. Videos explain the rules for the operations with exponents while working out examples. 
Lesson Plan
EngageNY

Grade 12 ELA Module 1: Unit 1, Lesson 6

For Teachers 12th Standards
To prepare for drafting their Common Application narrative, class members return to the opening pages of The Autobiography of Malcolm X and examine how Haley engages and orients readers, establishes his narrator and point of view, and...
Lesson Plan
Willow Tree

Rational vs. Irrational Numbers

For Students 7th - 10th Standards
Build an understanding of rational numbers and their counterpart irrational numbers. Lead learners through an explanation of rational numbers and the ways they can be expressed. Then introduce them to irrational numbers and make...
Lesson Plan
Curated OER

One Hundred Hungry Ants (Multiplication and Division)

For Teachers 4th
Fourth graders explore factors of numbers from 1 to 50. They gain practice with basic facts and multi-digit multiplication problems. Students practice the commutative property. They discover the link between multiplication and...
Lesson Plan
Curated OER

In His Own Words: James Madison On the Problem of Faction

For Teachers 5th - 12th
Students are introduced to the writings of James Madison and explain why he is often called "The Father of the Constitution". Using primary source documents, they examine his view of the Bill of Rights and what he meant by faction. In...
Worksheet
Curated OER

Using Math to Build a Swimming Pool

For Students 10th
In this geometry worksheet, 10th graders build a swimming pool using math to calculate all of the different dimensions. The pool is rectangular in shape and is measured in yards or meters. Students must convert to different units to...
Lesson Plan
Curated OER

Controlling the Code: Molecules at Word

For Teachers 7th - 12th
Students investigate how cells determine which genes will be expressed and which will be silent. In this genetics instructional activity, students use on-line resources to complete a worksheet and gather information about gene...
Lesson Plan
Curated OER

Multiplying Integers

For Teachers 7th - 9th Standards
Seventh and eighth graders solve math problems where they multiply positive and negative integers. In this multiplication lesson plan, learners use slate boards to complete problems. The step-by-step plan tells you what to write and say...
PPT
Curated OER

Multiplication: Doubling and Halving

For Teachers 4th - 6th
Intended for summer school, this unit review covers basic multiplication through doubling and halving, division, fraction to decimal conversion, and word problems involving decimal numbers. Use it to warm up the class, review concepts,...
Lesson Plan
Curated OER

How Simple Is Your Rational Expression?

For Teachers 8th - 10th
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
Worksheet
Curated OER

Solving Linear Equations

For Students 9th - 12th Standards
Use this worksheet for practice or review solving linear equations in one variable. Problems range from multiple-step problems involving parentheses and combining like terms, to word problems, to equations with no solution or infinitely...
Worksheet
Helping with Math

Ratio and Proportion: Writing Ratios (2 of 2)

For Students 4th - 7th Standards
Elementary and middle schoolers use pictures to figure out simple ratios and complete ratio word problems. An example is done for learners in which three apples and seven oranges are displayed. The answer simply is a ratio of 3:7. The...
Lesson Plan
Curated OER

Multiplying Polynomials

For Teachers 8th - 10th
Students explore multiplying polynomials. They observe solving polynomials using the standard order of operations, FOIL, and the box method. Throughout the demonstration, students explore strategies of solving word problems such as...
Lesson Plan
Curated OER

Fractions: Jim and John

For Teachers 4th - 8th
Elementary and secondary learners investigate various concepts related to the study of fractions. They use word problems during the introduction to parts of a fraction and proceed to some of the basic operations of using fractions. The...
Worksheet
Helping with Math

Ratio and Proportion: More Writing Ratio

For Students 6th - 8th Standards
Three ratio word problems make up this concise assignment. Mathematicians compare blondes to redheads, red and white shirts, and action-adventure and sports video games. The write ratios to answer the questions. Use this as a class warm...
Lesson Plan
Curated OER

Iditarod Math Challenge

For Teachers 3rd - 5th
In this Iditarod worksheet, students complete word problems about the money, booties, time, and more about the Iditarod. Students complete fifteen problems.