Lesson Plan
Curated OER

Taxes and Sales

For Teachers 9th - 12th Standards
Collaborative discussions around this retail store problem will be taxing. Calculating discount and tax and the order of the operations are used to motivate an opportunity for learners to make a convincing argument using algebraic...
Lesson Plan
Illustrative Mathematics

The Sign of Solutions

For Teachers 7th - 9th Standards
Positive or negative, zero or no solution, are all possibilities for the solution of a linear equation. Here the resource gives examples of linear equations in one variable and their type of solutions. The resource comes with commentary...
Lesson Plan
2
2
Federal Reserve Bank

Income Taxes

For Students 9th - 12th Standards
Most adults dread April 15 — tax day! Tax preparation can be intimidating even for adults. Build confidence by leading individuals through the process and then give them a scenario to practice. The exercise uses tax vocabulary to give...
Lesson Plan
Mathematics Assessment Project

Applying Angle Theorems

For Teachers 7th Standards
Polygon ... an empty bird cage? After finding the angles of a polygon, young mathematicians use the provided methods to solve the problem in multiple ways.
Lesson Plan
EngageNY

Making Scale Drawings Using the Ratio Method

For Students 9th - 10th Standards
Is that drawn to scale? Capture the artistry of geometry using the ratio method to create dilations. Mathematicians use a center and ratio to create a scaled drawing. They then use a ruler and protractor to verify measurements. 
Lesson Plan
EngageNY

Scaling Principle for Volumes

For Teachers 9th - 10th Standards
Review the principles of scaling areas and draws a comparison to scaling volumes with a third dimensional measurement. The exercises continue with what happens to the volume if the dimensions are not multiplied by the same...
Lesson Plan
EngageNY

Proving Trigonometric Identities

For Teachers 10th - 12th Standards
Young mathematicians first learn the basics of proving trigonometric identities. They then practice this skill on several examples.
Lesson Plan
Curated OER

Geometry Practice: G.G.28 #1: Congruent Triangles

For Teachers 9th - 12th
In this congruent triangles worksheet, students solve four multiple choice problems. Students determine which statement is the appropriate reasoning to say that two triangles are congruent.
Lesson Plan
Curated OER

Mathematics Lesson for Grade 10

For Teachers 10th
There are four main topics in this bundle of lesson plans. They don't need to be taught sequentially. Each lesson has three parts: a starter, a main activity, and something to help consolidate and provide reflection on concepts learned.
Lesson Plan
Arizona Department of Education

Introduction to Integers

For Teachers 5th - 7th Standards
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Lesson Plan
Willow Tree

Multiplying and Dividing Monomials

For Students 8th - 11th Standards
Apply the power of mathematics to the power expressions. The lesson plan gives examples of expressions that utilize each of the exponent rules to simplify. Once seeing the exponent rules individually, scholars combine them to simplify an...
Lesson Plan
1
1
Curated OER

Reflecting Reflections

For Teachers 7th - 9th Standards
A triangle rests in quadrant two, from which your class members must draw reflections, both over x=2 and x=-2. This focused exercise strengthens students' skills when it comes to reflection on the coordinate plane.
Lesson Plan
Las Cumbres Observatory

The Cosmic Distance Ladder: Parallax

For Teachers 11th - 12th
Scientists don't have a ruler long enough to measure to the stars, so they rely on math. Scholars learn to calculate the distance from Earth to a star using the parallax method. They use angle measures from different perspectives to...
Lesson Plan
Curated OER

Math: Tangents

For Teachers 9th - 10th
Students discover how to recognize tangents and how to use their properties. They investigate and use the properties of angles, arcs, chords, tangents, and secants. Students use two tangents and the properties of similar triangles to...
Lesson Plan
Curated OER

Properties of Logarithms

For Teachers 11th
Eleventh graders investigate logarithms.  In this Algebra II lesson, 11th graders explore the properties of logarithms that are used to simplify expression and solve equations.  Students confirm their conjectures regarding the...
Lesson Plan
Curated OER

Math: Equal Area Triangles

For Teachers 6th - 8th
Pupils examine a math worksheet and determine how to divide a single triangle into four of equal area. Using geometric principles, they sketch two additional ways to divide into into four equal triangles. To conclude, students explain...
Lesson Plan
Curated OER

Pattern Search

For Teachers 3rd
Third graders review the commutative and associative property in mathematics. Using a worksheet, they work together to identify the patterns between the 32 triangles. To end the lesson, they create their own array and exchange it with...
Lesson Plan
Curated OER

What Does It Matter?

For Teachers 5th - 8th
Young scholars match definitions with vocabulary words and learn basic facts about matter. Then, they see how to determine the physical characteristics of matter. They determine the mass, volume, and density of objects using appropriate...
Lesson Plan
Curated OER

The Difference of Two Squares

For Teachers 8th - 10th
Learners practice the use of number properties through exploring the difference of two squares, creating an array model for multiplication, and work with decimal numbers. In groups, students explore patterns in an array and determine...
Lesson Plan
Curated OER

The Commutative Cookie

For Teachers 3rd
Third graders investigate the commutative properties of multiplication and focus upon the setting of cubes in the correct patterns to solve problems. They differentiate between numbers that have multiple factors and prime numbers....
Lesson Plan
Curated OER

Representing Relationships with Equations

For Teachers 2nd - 3rd
Learners explore Cuisenaire Rods.  In this pre-algebra lesson, students work with a partner to generate addition problems with the sum of ten using Cuisenaire Rods. Learners construct examples of the Commutative Property using...
Lesson Plan
Curated OER

Rice and More Rice

For Teachers 5th
Fifth graders explore problem solving strategies for mathematical estimation. In this math problem solving instructional activity, 5th graders predict how many grains of rice are in a jar, practice establishing and looking for patterns...
Lesson Plan
Curated OER

Animal Classification Unit

For Teachers 3rd
Third graders study how to group animals by their physical characteristics. They examine how animals have adapted to have their needs met by the environment.
Lesson Plan
Curated OER

Design a Track

For Teachers 7th - 9th
Learners investigate track and field dimensions, measure an actual track, and construct a scale model. The use of a meter stick, dimensional analysis, and the application of the distributive property to variables forms the main focus of...

Other popular searches