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Assessment
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Balanced Assessment

Square in Square

For Students 11th - 12th Standards
Challenge the class to devise a method to determine the dimensions of a rectangle inscribed in another rectangle. Pupils make connections between functions and geometry as they examine the area and perimeter of a square or rectangle...
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Performance
Radford University

Sand Castle

For Teachers 8th - 12th Standards
Don't let the task slip through your fingers like sand. Scholars design sand castles using hemispheres, pyramids, cones, and cylinders of different sizes. They calculate the volume and surface area and consider how changing the...
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Lesson Plan
National Gallery of Canada

The Changing Composition

For Teachers K - 3rd
Play with dimensions and practice making a two-dimensional scene look three-dimensional. Class members view pieces of art and then make their own scenes by layering different materials and drawing in details. Check out all the tabs for...
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Lesson Plan
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Teach Engineering

Airplane Tails and Wings: Are You in Control?

For Teachers 5th - 7th Standards
Keep everything under control. The lesson plan, the 16th segment in a 22-part unit, provides a more detailed look at the parts of a plane, specifically the control surfaces. Pupils learn about the construction of the wings and the tails...
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Interactive
PBS

KidVid: Scaling Up Rectangles

For Teachers 7th Standards
Tip the scale in your favor when learning about scale factors. After viewing a video clip of a learner trying to determine the scale factor of the areas of two rectangles, scholars consider how changing the dimensions of a rectangle...
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Interactive
CK-12 Foundation

Graphs of Quadratic Functions in Intercept Form: Architectural Bridge Challenge

For Students 9th - 12th Standards
There are architectural parabolas all around us! A creative lesson analyzes the architecture of a parabolic bridge. Learners must manipulate the bridge to satisfy given criteria and then answer questions about the dimensions of the...
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Lesson Plan
National Endowment for the Humanities

A Wrinkle in Time: The Board Game

For Teachers 5th - 8th Standards
Tackle some big questions about A Wrinkle in Time by Madeleine L'Engle with a board game project. As learners brainstorm for and complete their board games, they consider what helps and hinders Meg on her journey and why she succeeds in...
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Lesson Plan
Pacific Science Center

Worlds in Comparison

For Teachers 4th - 12th Standards
Young astronomers follow a step-by-step procedure for dividing a lump of dough into parts, resulting in a scaled volume set of puny planets. Along with the printable directions is a template chart of planet names on which learners can...
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Interactive
CK-12 Foundation

Factor Pairs: Flower Garden

For Students 6th Standards
Arrange the dimensions of Marissa's rectangular flower garden so that 12 flowers can be grown. How many factor pairs does the number 12 have? What dimensions are necessary for a square shaped planter?
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Lesson Plan
EngageNY

Computing Actual Lengths from a Scale Drawing

For Teachers 7th Standards
The original drawing is eight units — how big is the scale drawing? Classmates determine the scale percent between a scale drawing and an object to calculate the length of a portion of the object. They use the percent equation to find...
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Lesson Plan
LABScI

Vision Lab: The Eye

For Teachers 9th - 12th
Our bodies have some amazing capabilities, but there are some limitations. Explore the limitations of the human eye through the eighth lab activity in a series of 12 biology lessons. Individuals measure their own peripheral vision and...
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Interactive
CK-12 Foundation

Whole Number Exponents: Teddy Bear Box

For Students 3rd - 6th Standards
Five questions—multiple-choice, fill in the blank, and discussion—make up an interactive that challenges scholars to mail a teddy bear using the smallest box possible without squishing it. A box with movable sides allows mathematicians...
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Lesson Plan
Curated OER

Lesson 4 Activity 1: Mapping the Third Dimension

For Teachers 7th - 12th
Students work in pairs to construct a simple stereoscope.
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Activity
101 Questions

Car Caravan

For Students 6th - 8th Standards
Keep playing with those old toy cars! Pupils estimate the number of toy cars in an art installation. The only information they receive is a picture showing the toy cars arranged in concentric rings and the diameter of the overall...
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Activity
101 Questions

File Cabinet

For Teachers 6th - 8th Standards
Take the resource out of the file cabinet. Young mathematicians estimate the number of sticky notes it would take to cover the surface area of a file cabinet. They answer a set of questions on how the number of sticky notes would change...
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Lesson Plan
Curated OER

Maximize area

For Teachers 9th - 11th
For this subscription-based activity, algebra learners model changes in the length and width of a rectangle to determine the maximum area possible for a given perimeter and solve several application problems involving area, included in...
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Interactive
CK-12 Foundation

Volume of Pyramids: Fluctuating Height

For Students 9th - 12th Standards
The height of a pyramid may change, but the usefulness of the interactive will not. Learners drag the apex of a pyramid to change its height. They then answer a set of challenge questions designed to investigate how changing the...
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Interactive
Physics Classroom

Waves - Case Studies

For Students 9th - 12th Standards
What can your class tell about a wave just by looking at it? Using a simulation, physics pupils work through a series of case studies to determine the effects of speed, frequency, and density on waves. Part of a larger playlist on waves...
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Interactive
CK-12 Foundation

Properties of a Normal Distribution: Uniform Distributions

For Students 9th - 12th Standards
There's nothing normal about an extraordinary resource. Scholars change the dimensions of a normal distribution using a slider interactive. Determining the area under the graph gives probabilities for different situations.
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Lesson Plan
Alabama Learning Exchange

Dog Gone Again!

For Teachers 3rd - 7th Standards
Here is a real-life instructional activity! Learners must plan the dimensions of a rectangular fence to reign in a runaway dog. They survey what shape and size fence is needed and use formulas to find perimeter and area of the fence....
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Lesson Plan
Polar Bears International

Taking Action!

For Teachers 4th - 8th Standards
Motivate young scientists to stand up and take action with this environmental science lesson. To begin, the class works in small groups brainstorming actions that support the conservation of the earth before creating and implementing an...
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Lesson Plan
National Endowment for the Humanities

Cultural Change

For Teachers 9th - 12th Standards
High schoolers research the passage of the 19th Amendment as an illustration of the mutual influence between political ideas and cultural attitudes. They also read the Seneca Falls Declaration and explore the cultural shifts it both...
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Lesson Plan
Curated OER

Problem Based Learning Scenario

For Teachers 9th - 12th
Students research about the function of MPA's. In this marine science lesson, students explore how humans influence changes near these areas. They explore different MPA's in the Great Lakes region.
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Activity
Illustrative Mathematics

Box of Clay

For Teachers 5th - 7th Standards
What happens to a volume when you scale the dimensions of a rectangular prism? In this problem, a box of clay is increased in each dimension, with the intent to see if learners can generalize the result. The addition of physical models...