Interactive
CK-12 Foundation

Graphs of Systems of Linear Inequalities in Two Variables: President Jefferson's Octagonal Home

For Students 9th - 12th
Mathematically complete a set of blueprints. Using eight linear inequalities, pupils create a blueprint of Thomas Jefferson's home. Individuals graph the linear inequalities and position the solution of the inequalities before...
Interactive
CK-12 Foundation

Distance Between Two Polar Coordinates: Exploring Changes in Angle and Radius

For Students 10th - 12th Standards
Get straight answers on a curved grid. An interactive has learners apply the Law of Cosines to find the distance between two points on the polar coordinate plane. The pupils use the radii lengths and the angle between the two radii...
Interactive
CK-12 Foundation

Complement Rule for Probability: Changes in an Election

For Students 7th - 12th Standards
Pupils determine the probability of one mayoral candidate winning given the other's chance. The interactive provides a circle graph to help visualize each candidate's percentages of winning.
Interactive
CK-12 Foundation

Function Rules based on Graphs: Making Money in the Hat Business

For Students 8th - 9th Standards
Hats off to those learning about the graphs of functions. Individuals use an interactive to plot points representing profits for a hat business. They identify a quadratic equation to represent this function and answer challenge questions...
Interactive
CK-12 Foundation

Linear Pairs: Angles and Lines in a Perspective Drawing

For Students 7th - 12th Standards
Gain some perspective on linear pairs. Aspiring mathematicians adjust the vanishing point on a perspective drawing. They see the effect on linear pairs of angles and answer five challenge questions based on their observations.
Interactive
CK-12 Foundation

Polygon Classification in the Coordinate Plane

For Students 6th - 10th Standards
Classify this resource into the "Use" pile. Scholars use an interactive coordinate plane to plot polygons given coordinates for the vertices. They use properties to classify each polygon and answer a few challenge questions regarding the...
Interactive
CK-12 Foundation

Create and Understand Box-and-Whisker Plots: Babies in a Waiting Room

For Students 9th - 12th Standards
Explore the strengths and weaknesses of box-and-whisker data display. An interactive lesson asks learners to create a box-and-whisker plot from a set of data. Challenge questions focus on determining what types of conclusions they can...
Interactive
CK-12 Foundation

Explicit Formulas: Tiles for Writing nth Term in a Sequence

For Students 11th - Higher Ed Standards
Build an explicit formula using tiles. Pupils develop a tile representation of a term within a sequence given figures of previous terms. Using the diagrams, learners develop the explicit formula by recognizing the common difference and...
Lesson Plan
Curated OER

Landscapes

For Teachers 4th - 6th
Learners explore landforms and landscapes. They demonstrate an appreciation for and examine how to recognize the attributes of landforms and landscapes. Students create a landscape and reflect on their painting.
Lesson Plan
Curated OER

It's A Jungle Out Here-Landscape Painting

For Teachers 7th - 8th
Students work together to create a landscape painting. Using the musical "The Lion King", they must relate the painting to it and use while an adaptation is being performed at the school. Using the internet, they also review images from...
Lesson Plan
Curated OER

Garden Variety Geometry

For Teachers 9th - Higher Ed
A home improvement plan can help adult learners preparation for the GED exam. They review vocabulary, prepare diagrams, complete a worksheet, calculate perimeters and analyze how to approach a story problem. They identify many geometry...
Interactive
CK-12 Foundation

Sums of Mixed Numbers: Split the Addition

For Students 5th - 8th Standards
Five questions challenge scholars to add mixed numbers. A tool creates a visual model that separates whole numbers from fractions parts. Problem types include fill in the blank, true or false, and discussion.  
Lesson Plan
Curated OER

Inuit Sled Dogs

For Teachers 4th - 5th
This is a terrific resource! Have your class learn about Inuit sled dogs using this activity. They discuss how the Inuit travel and the needs of their sled dogs. This activity includes a math activity, discussion questions and a...
Lesson Plan
Civil War Trust

Map the Civil War

For Teachers 4th - 7th Standards
Mapmaking was a very important element in successfully planning attacks on enemies during the Civil War. Guide pupils through the process of pacing to find the average length of their steps, measure the distance between one object...
Lesson Plan
EngageNY

Real-World Area Problems

For Students 7th Standards
Not all structures take the shape of a polygon. The 21st lesson in a series of 29 shows young mathematicians they can create polygons out of composite shapes. Once they deconstruct the structures, they find the area of the composite figure.
Interactive
CK-12 Foundation

Geometric Sequences and Exponential Functions: Bouncing Ball

For Students 9th - 12th Standards
Explore a geometric sequence model through a simulation. Learners change the starting drop height of a ball and watch how the heights of following bounces change. They consider the ratio of the consecutive bounces as they analyze...
Interactive
CK-12 Foundation

Exponential Growth: Exponential, Fractal Snowflakes

For Students 10th - 12th Standards
Examine an exponential growth model. Using a fractal, learners calculate the perimeters of each stage. When comparing the consecutive perimeters, a pattern emerges. They use the pattern to build an equation and make conclusions.
Interactive
CK-12 Foundation

Solving Real-World Problems Using Multi-Step Equations: Bowling Ball Delivery

For Students 7th - 10th Standards
How many bowling balls can a truck carry? A slider interactive changes the weight of boxes and the number of bowling balls per box. Investigating with this slider lets users find the maximum number of bowling balls.
Interactive
CK-12 Foundation

Integers: Tiling a Chessboard with Dominoes

For Students 6th - 8th Standards
Ten questions make up an interactive all about integers. Scholars answer multiple choice, short answer, and discussion questions using a 4x4 chessboard and dominoes.
Interactive
CK-12 Foundation

Simple Interest

For Students 6th - 8th Standards
Mathematicians manipulate a mountain of money to solve six questions about simple interest. Question types include several multiple-choice and one discussion. 
Assessment
Concord Consortium

The Six Faces of Amzora

For Students 9th - 12th Standards
Here's a task that is out of this world! Given a description of a fictional cube-shaped planet, scholars answer a set of questions about the planet. They create a two-dimensional map and consider the distances between locations on the map.
Interactive
CK-12 Foundation

Sums of Integers with Different Signs: Board Game

For Students 5th - 7th Standards
Five questions challenge scholars to show what they know about integers. Using an interactive board game, learners move pieces to discover where a player landed, then answer problems involving both positive and negative integers. 
Lesson Plan
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Berkshire Museum

Adopt a Schoolyard Tree

For Teachers 2nd - 5th Standards
Help young scientists connect with nature and learn about trees with a fun life science lesson plan. Heading out into the school yard, children choose a tree to adopt, taking measurements, writing descriptions, and drawing sketches of it...
Interactive
CK-12 Foundation

Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction

For Students 6th - 8th Standards
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions.