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Interactive
Scholastic

Study Jams! Area of a Triangle

For Students 4th - 6th Standards
Even though there is a wide variety of different triangles in the world, knowing a single equation allows us to find the area of each and every one of them. Follow along with this step-by-step presentation as Zoe clearly models how to...
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Lesson Plan
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West Contra Costa Unified School District

Factoring Quadratic Expressions

For Teachers 8th - 10th Standards
Factor in different strategies in a lesson for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate how they can...
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Activity
Teach Engineering

Scale Model Project

For Students 8th - 10th Standards
Try your hand at scale models. Scholars create a scale model of an object using a scale factor of their choice. As part of the project, they give presentations on their processes and calculations. This is the last installment of the...
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Worksheet
Curated OER

Quiz: Areas and Coordinate Geometry

For Students 6th - 8th
In this area and coordinate geometry worksheet, students observe polygons drawn on a coordinate plane. From the model presented, students determine the area of the given figure. This one-page worksheet contains ten problems.
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PPT
Curated OER

Calculus 4.4 - Modeling and Optimization

For Teachers 11th - 12th
Looking for an interractive presentation for your high schoolers dealing with calculus? Then this PowerPoint is for you! Problems that cover area, volume, and other calculus-related topics are presented. Students are led through the...
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Lesson Plan
Curated OER

Finding the Area of Shapes

For Teachers 3rd - 5th
In this area of shapes unit, upper graders participate in hands-on problem solving activities to find the formulas for the area of a parallelogram, a triangle, and a trapezoid. They manipulate the geoboard to explore relationships among...
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Worksheet
Houghton Mifflin Harcourt

Area - Homework 18.3

For Students 3rd - 5th Standards
Presenting perfect practice for finding perimeter and area of a rectangle. Three rectangles are depicted, three sets of sides are listed, and one real-life application described for which youngsters compute both values. The worksheet...
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Lesson Plan
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Alabama Learning Exchange

Abundant Area

For Teachers 3rd - 5th Standards
Explore the relationship between perimeter and area. Learners input the area and perimeter for shapes on the Shape Explorer website, solve problems using geoboards, complete a worksheet, create a PowerPoint presentation, and take an...
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Lesson Plan
Curated OER

Presentation to Class and School

For Teachers 4th - 8th
How's the weather today? Elementary and middle schoolers plan severe weather awareness day in this lesson plan on research presentations. They present their research reports, along with their action plan and any other associated products...
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Lesson Plan
EngageNY

Including Multimedia and Visual Displays in Presentations: Prioritization of Relief Aid after Natural Disasters

For Teachers 5th Standards
It's time to put the plan into practice. Using their plans from the previous lesson, scholars create multimedia and visual displays for their opinion speeches. Next, they watch videos of speeches and use a presentation rubric to evaluate...
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Handout
Conneticut Department of Education

Instructional Strategies That Facilitate Learning Across Content Areas

For Teachers 9th - 12th
Imagine 28 instructional strategies, appropriate for all subject areas and all grade levels. Directed Reading-Thinking Activities (DRTA), Question-Answer Relationship (QAR) activities, KWL charts, comparison matrixes, classification...
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Lesson Plan
Curated OER

Concept Attainment Model: Volume and Surface Area

For Teachers 4th - 7th
Using a concept attainment approach, learners identify surface area and volume by sorting examples (photos) that depict each concept (positive)  from those that don't (negative). Then as a class, they develop definitions of each term...
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Worksheet
Curated OER

The Area of Rectangles

For Students 1st - 2nd
There are 10 word problems here, all in the same format. Learners are presented with the geometric scenario of a rectangle divided into rows and columns. They must determine, based on the number of each, how many squares are inside the...
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Lesson Plan
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Illustrative Mathematics

Equal Area Triangles on the Same Base II

For Teachers 9th - 12th Standards
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
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Interactive
CK-12 Foundation

Factorization of Quadratic Expressions: Algebra Tiles

For Students 8th - 10th Standards
What does it mean to factor the difference of two squares? The interactive presents an area model of the difference of two squares. Pupils rearrange the model to create a rectangular area. The learners determine the length and width...
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Lesson Plan
Illustrative Mathematics

Same Base and Height, Variation 2

For Teachers 5th - 7th Standards
This is a good model for learners to visualize triangles of the same base and height. They can can begin to comprehend that these triangles will have the same area no matter how the triangle is drawn. It is part of a series of resources...
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Lesson Plan
Mathematics Assessment Project

Maximizing Area: Gold Rush

For Teachers 7th Standards
Presenting ... the gold standard for a lesson. Learners first investigate a task maximizing the area of a plot for gold prospecting. They then examine a set of sample student responses to evaluate their strengths and weaknesses.
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Activity
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Teach Engineering

Making Model Microfluidic Devices Using JELL-O

For Teachers 9th - 12th
Nothing flows like J-E-L-L-O! In the final portion of a four-part series, pupils create scale models of microfluidic devices out of gelatin and bendable straws. They use their devices to test various flow rates in the delivery of...
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Lesson Plan
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Library of Congress

Investigating the Building Blocks of Our Community’s Past, Present, and Future

For Teachers 4th - 6th Standards
As Ken Jennings said, "There's just something hypnotic about maps." Certainly, the longer you look at them the more you can learn. In this project-based learning lesson, individuals study both historic and present-day maps of their area...
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Lesson Plan
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National Nanotechnology Infrastructure Network

Introduction to Nanotechnology Using the Creative Problem-Solving Model

For Teachers 7th - 12th Standards
Should we continue to spend money on nanotechnology? Groups engage in a problem-solving unique process around the newly emerging research field of nanotechnology. In order to propose a solution, the groups must research nanotechnology...
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Lesson Plan
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Illustrative Mathematics

Toilet Roll

For Teachers 9th - 11th Standards
Potty humor is always a big hit with the school-age crowd, and potty algebra takes this topic to a whole new level. Here the class develops a model that connects the dimensions (radii, paper thickness, and length of paper) of a common...
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Lesson Plan
EngageNY

Creating and Solving Quadratic Equations in One Variable

For Students 9th - 10th Standards
Give your classes practice at modeling using quadratic models with a resource that uses area and integer problems to allow individuals to create second degree polynomials. Young mathematicians solve equations using factoring and then...
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Lesson Plan
Curated OER

Area, Surface, and Volume

For Teachers 9th
Ninth graders demonstrate application of area, surface, and volume. They apply formulas to a model of the classroom so they can determine the volume and surface area of the classroom.
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Worksheet
Curated OER

Family Activity: Gift Wrapping - Surface Area

For Students 9th - 12th
In this surface area worksheet, students solve 6 short answer problems. Students determine the amount of gift wrap paper needed to cover a rectangular box using surface area formulas.