Lesson Plan
Curated OER

Congruent Triangles - Is This Enough Information?

For Teachers 7th
Seventh graders examine congruence postulates and apply knowledge to triangles in the world around them.
Lesson Plan
Curated OER

Standard Linear Form

For Teachers 9th
Ninth graders identify and describe the x-intercept as the place where the line crosses the x-axis as it applies to football. They create their own differentiations to reinforce the distinction between the x-intercept and the...
Lesson Plan
Texas Instruments

Exploring Quadratics in Factored Form

For Teachers 9th - 12th Standards
Young mathematicians explore quadratics equations in this lesson. They investigate the relationship between the standard form and factored form of quadratic equations. Learners then examine the relationship between the factoring form of...
Lesson Plan
Curated OER

Patterns In Hexagon Tables

For Teachers 6th
Sixth graders construct a rule about the number of sides found in a pattern of hexagons. For this mathematical problem solving lesson, 6th graders observe different hexagon patterns and create a rule about the relationship between the...
Lesson Plan
Curated OER

Sled Kites and Trigonometry

For Teachers 9th - 12th
Students study the history of kites and their fundamental properties.  In this kites lesson students divide into teams and build and fly kites. 
Lesson Plan
Curated OER

The Corner Problem

For Teachers 11th - Higher Ed
Students explore the concept of the corner problem. In 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

Double, Double: Looking at the Effect of Change on Perimeter, Area and Volume

For Teachers 9th - Higher Ed
Learners explore perimeter, volume, and area. In this math lesson, students explore how changes in dimensions of geometric shapes affect the perimeter, area and volume of the various shapes. Learners investigate the results when the...
Lesson Plan
Curated OER

Party Time

For Teachers 9th - Higher Ed
Students explore the cost of a party. In this math lesson, students plan a party and determine the cost of hosting a party. Students use information from grocery stores to determine the unit cost of items for the party.
Lesson Plan
Pennsylvania Department of Education

Extending Pattern Understandings

For Teachers Pre-K - 2nd
Students use shapes and manipulatives to demonstrate patterns. In this patterns lesson plan, students also break up patterns to identify a pattern unit.
Lesson Plan
Curated OER

Functions Can Be Fun!

For Teachers 8th
Eighth graders work together in groups to discover linear functions. They are giving a situation and they are to recreate it in their groups. They answer questions to complete the lesson.
Lesson Plan
Curated OER

Create and Analyze Rectangular Patterns

For Teachers 6th - 8th
Students explore the concept of geometric patterns. In this geometric pattern lesson, students use Microsoft Excel to explore geometric patterns. Students analyze growth rates of pattern growth. Students create their own patterns and...
Lesson Plan
Curated OER

Drip, Drip, Drip or The Case of the Leaky Faucet

For Teachers 9th - Higher Ed
Students explore the cost of wasted water. In this math lesson, students conduct an experiment in which they collect data on how much water is lost when a faucet leaks. Students figure the cost of the water that was wasted.
Lesson Plan
Curated OER

Multiplying Decimals and Mixed Numbers

For Teachers 6th - 8th
Middle schoolers multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Lesson Plan
Curated OER

Help! I Need Five Minutes

For Teachers 4th - 12th
Students practice ways to better manage their time. They keep track of their current use of time. Students prioritize and schedule events and use a daily planning calendar to schedule their time.
Lesson Plan
Curated OER

Engineering Design and Problem Solving

For Teachers 12th
Twelfth graders determine the pixels in photos. In this engineering lesson, 12th graders design a picture mosaic using the computer. They design their own class picture.
Lesson Plan
Curated OER

Circle Relationships

For Teachers 8th - 10th
Students explore circles.  In this geometry activity, students explore the relationship between the circumference of a circle, the distance a ball travels, and the number of rotations the ball must make in order to travel a certain...
Lesson Plan
Curated OER

Energy Choices

For Teachers 9th - Higher Ed
Students figure the best gas prices. For this math lesson, students add and multiply with decimals. Students complete a worksheet to find which supplier offers the best gas prices.
Lesson Plan
Curated OER

Ohio Census 1990 and 2000

For Teachers 9th - Higher Ed
Pupils explore the Ohio census numbers in 1990 and 2000. In this social studies lesson, students use the census data to answer questions.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 9th
Young scholars solve right triangles using the Pythagorean Theorem.  In this solving right triangles using the Pythagorean Theorem lesson, students find the missing side of a right triangle.  Young scholars find the hypotenuse...
Lesson Plan
Curated OER

Properties of Fractals

For Teachers All
Students build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using...
Lesson Plan
Curated OER

Properties of Fractals

For Teachers 6th - 8th
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
Lesson Plan
Curated OER

Studying Fossils: Dinosaur Tracks From Stride to leg Length to Speed

For Teachers 7th - 12th
Students explore dinosaurs. Students determine the relationship between leg length, stride length, and speed in humans and bipedal dinosaurs. Students analyze collected information. Based upon the data, dinosaur tracks, and fossils,...
Lesson Plan
Curated OER

Perimeters, Patterns, and Conjectures

For Teachers 7th - 8th
Students discover patterns and write conjectures relating to perimeters and polygons. Working in cooperative learning groups, they use manipulatives and graphic organizers to solve problems then answer a series of questions in which they...
Lesson Plan
Curated OER

A Functional Housing Market

For Teachers 7th - 9th
Pupils access the Internet to search for housing prices in Houston, Texas,(the location can be changed to accommodate any location) and compare the prices to the number of square feet found in the living area of a house.