Lesson Plan
Curated OER

Exploring Trigonometric Ratios

For Teachers 10th - 12th
Students calculate the different ratios using a right triangle. In this trigonometry lesson, students identify the sine, cosine and tangent of each side. They find the missing angles using the different ratios.
Lesson Plan
Curated OER

Using Pattern Blocks and Fractions

For Teachers 6th - 9th
The lesson plan includes scaffolding with the use of a teacher assistant and peer tutoring. The instructional activity has good intentions and the set up for instruction is well thought out. However, there is not enough information in...
Lesson Plan
Alabama Learning Exchange

"Like Terms", I Add Them

For Teachers 9th Standards
Ninth graders add and subtract polynomials.  In this Algebra I lesson plan, 9th graders work practice problems as they view a PowerPoint presentation of the lesson plan.  Both the horizontal and vertical methods of addition and...
Lesson Plan
Alabama Learning Exchange

Properties of Minerals

For Teachers 9th - 12th
High schoolers explore the basic building blocks of our planet.  For this minerals lesson high schoolers begin the process of forensics on the basis of investigation and drawing conclusions from observations. 
Lesson Plan
Pennsylvania Department of Education

Analyzing Numeric and Geometric Patterns of Paper Pool

For Teachers 5th - 8th
Students use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.
Lesson Plan
Curated OER

A Math Game for Reinforcing Computation Skills

For Teachers K - 12th
Students practice a variety of math skills. In this math computation activity, students follow the rules of the game and keep track of their own scores. Students review skills for addition, subtraction, multiplication and division.
Lesson Plan
Curated OER

Understanding Zoning: Its use on the High Line in West Chelsea

For Teachers 9th - 12th
Students are introduced to zoning. Evaluating information and reading a land-use map is enclosed in this lesson. List new development projects that they could propose for a given area.
Lesson Plan
Curated OER

Parabolas

For Teachers 11th - 12th
Students find equations of parabolas in real world scenarios.  In this finding equations of parabolas in real world scenarios lesson, students find the equations of parabolas of US landmarks.  Students put a grid on landmarks...
Lesson Plan
Curated OER

Choices! Choices! Choices!

For Teachers 9th - 12th
Students explore the Fundamental Counting Principle and tree diagrams.  For this secondary mathematics lesson, students choose three pictures of clothing forma a catalog and create as many outfits as possible.  Students then...
Lesson Plan
Curated OER

Points of Intersection

For Teachers 9th - 10th
Learners solve systems of equations.  In this solving systems of equations lesson, students look for the intersection of the two lines in the system.  Learners solve systems that have one solution, no solution, and infinite...
Lesson Plan
Curated OER

Exploring Multiplication Functions

For Teachers 4th
Fourth graders investigate the terms "factor" and "product." In this mathematics lesson, 4th graders practice solving problems to find the products and factors present in different algebraic expressions.
Lesson Plan
Curated OER

Charting and Graphing Sales

For Teachers 3rd - 5th
Students analyze graphs, charts and tables. For this data analysis lesson, students practice creating and analyzing charts, graphs and tables corresponding to sales and surveys. This lesson uses data relevant to students and includes...
Lesson Plan
Curated OER

Graphing Inequalities

For Teachers 7th - 12th
Students graph linear equations and then find the person in class whose linear equation graph is perpendicular to theirs. In this graphing inequalities lesson plan, students graph their perpendicular slopes and then once their find their...
Lesson Plan
Curated OER

Identities and Trigonometric Values

For Teachers 9th - 11th
Students solve trigonometric equations. In this precalculus lesson, students prove trigonometric identities using the Pythagorean Theorem. They apply the addition formulas for sine and cosine to prove different identities.
Lesson Plan
Curated OER

CSI Investigation of Congruence and Similarity

For Teachers 9th - 12th
Students differentiate between similarity and congruence using polygons. For this geometry lesson, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
Lesson Plan
Curated OER

Scale factors: Ratios and Proportions

For Teachers 8th - 11th
Students create building and models using scale factors. In this geometry lesson, students apply the properties of ratio and proportion to solve problems. They identify the means and extremes property of cross multiplication.
Lesson Plan
Curated OER

Area of Rectangles

For Teachers 7th
Seventh graders review the concept of finding the areas of a rectangle. This lesson plan uses the classroom as a real life application for the formula of area. They measure classroom in order to compute the area.
Lesson Plan
Curated OER

Writing Inequalities

For Teachers 9th
Ninth graders investigate the concept of an inequality. They begin the lesson by covering relevant vocabulary. They write an inequality for each word problem given. Then they translate problems from words to algebraic inequalities.
Lesson Plan
Curated OER

Guess My Rule

For Teachers 3rd - 4th
Students drill on math patterns, functions and Algebra. They construct and use tables to solve problems associated with mathematical relationships and identify a rule/equation. Students comprehend input/output to determine the...
Lesson Plan
Curated OER

Surface Area of Cubes and Rectangular Prisms

For Teachers 8th
Eighth graders calculate surface area of 3-D shapes. In this geometry lesson, 8th graders analyze cubes and prisms by finding their area and surface area. They compare the data of these two shapes.
Lesson Plan
Curated OER

Measurement Benchmarks and Conversions

For Teachers 6th - 8th
Students explore the concept of measurement. In this measurement instructional activity, students determine appropriate units of measure for objects in the classroom. Students discuss the importance of measuring objects with the same...
Lesson Plan
Curated OER

The Corner Problem

For Teachers 11th - Higher Ed
Students explore the concept of the corner problem. For this corner problem lesson, students use the TI-NSpire to determine the maximum length a rod can be and still pass horizontally around a corner. Students use similar triangles to...
Lesson Plan
Curated OER

Patterns, Relations, and Functions

For Teachers 6th - 9th
Young scholars investigate the patterns of different data sets of numbers. They use critical thinking skills in order to find the missing numbers in any given set. This lesson helps to develop the skill of number sense.
Lesson Plan
Curated OER

Mini-Metric Olympics

For Teachers 8th
Eighth graders participate in the mini-metric Olympics. In this measurement lesson, 8th graders solve real-world problems that require them to calculate length, area, and volume in metric units.