Lesson Plan
K20 LEARN

Chicken Truck: Writing Algebraic Expressions

For Teachers 7th - 8th Standards
How did the chicken travel down the road? Given a picture of a chicken truck, class members brainstorm what information they need to determine the total number of chickens on the truck. Pupils research for the information and devise a...
Interactive
CK-12 Foundation

Whole Number Multiplication: Parity of Zero

For Students 3rd - 6th Standards
An interactive provides five questions that challenge scholars to decide whether integers are even or odd parity. A table assists problem solving with movable numbers that plug into equations and reveal the given parity. Question types...
Lesson Plan
Curated OER

Properties of Parallelograms

For Teachers 9th - 12th Standards
High schoolers discover properties of parallelograms as they construct a parallelogram using Cabri Jr. They will measure angles and side lengths of their construction and determine the relationship between the diagonals of a...
Lesson Plan
Curated OER

Exploring the Circumcenter of a Triangle

For Teachers 9th - 12th Standards
Students construct the circumcenter of a triangle. In this constructing the circumcenter of a triangle lesson, students construct a triangle using Cabri Jr. Students draw perpendicular bisectors of the sides of the triangle. Students...
Lesson Plan
Curated OER

Graphing

For Teachers 1st - 3rd
Students investigate graphing.  In this bar graph lesson, students view an informational website about graphing, then construct a class birthday bar graph outside with sidewalk chalk. Students choose a survey topic, then collect...
Worksheet
Curated OER

The Histogram

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students construct and analyze histograms to develop a visual impression of the distributions of data.  The two page worksheet contains five problems.  Answer key is provided. 
Lesson Plan
Curated OER

Figuratively Speaking

For Teachers 3rd
Third graders construct and use vocabulary flipbooks to draw and describe three-dimensional figures. They utilize worksheets and access websites imbedded in this plan which help them construct their books.
Lesson Plan
Curated OER

Investigating Area Relationships

For Teachers 9th - 12th Standards
Learners investigate the area of various figures. They construct triangles and quadrilaterals using Cabri Jr. and discuss the relationships between different angles, side lengths, and figures.
Lesson Plan
Curated OER

Conics in Geometry

For Teachers 9th - 12th Standards
High schoolers analyze characteristics and properties of two and three-dimensional shapes in this geometry lesson. They follow detailed directions to use the Cabri Geometry II Application on their TI-89 calculator to construct a...
Lesson Plan
Curated OER

Exploring the Orthocenter of a Triangle

For Teachers 9th - 12th Standards
Young mathematicians explore the concept of triangles as they construct altitudes of triangles to find the orthocenter. Learners construct their triangles using Cabri Jr. on their graphing calculators and find that the altitudes of a...
Lesson Plan
Texas Instruments

What's the Trig?

For Teachers 9th - 12th Standards
Learners determine the trigonometric relationships within a triangle as they construct a right triangle on the Ti-89. They find the sine, cosine, and tangent of various angles of their triangle construction.
Lesson Plan
Curated OER

Where has Polly Gone?

For Teachers 4th - 6th
Learners explore polygons and their uses in careers. They also discover polygons shapes in manmade objects and nature. They use their acquired knowledge to construct a strong structure using polygon shapes.
Lesson Plan
Curated OER

Polygon People

For Teachers 6th - 8th
Students identify polygons.  For this polygon people lesson, students draw required shapes and construct a polygon person.  They identify each shape and its characteristics.  The lesson may be extended by allowing students...
Lesson Plan
Curated OER

Lego Robotics: Measuring Speed

For Teachers 3rd - 6th
Learners build and program a LEGO robotic car as well as measure and graph its speed. They acquire familiarity with principles of construction, motion, design and problem solving. They compare a robot's speed over two different surfaces...
Lesson Plan
Curated OER

A New Set of Numbers

For Teachers 6th
Sixth graders add and subtract positive and negative integers. In this integers math activity, 6th graders review the number line as a class, with students representing the numbers and moving in a positive or negative direction to find...
Lesson Plan
Curated OER

Percents: What's the Use

For Teachers 6th - 8th
Students research percentages in real world situations. In this percents lesson, students demonstrate their ability to apply percents to everyday situations. Students communicate mathematically by conducting interviews about percents and...
Lesson Plan
Curated OER

Cookie Topography

For Teachers 3rd - 6th
Students construct a cross section diagram showing elevation changes on a "cookie island." Using a chocolate chip cookie for an island, they locate the highest point in centimeters on the cookie and create a scale in feet. After tracing...
Lesson Plan
Curated OER

Surface Areas of Prisms, Pyramids and Cylinders

For Teachers 7th - 8th
Students identify and use appropriate formulas to find surface areas of solid figures, practice using formula sheet to solve textbook problems, construct solid figures of given surface area using TABS+ software program, and use Internet...
Lesson Plan
Curated OER

EASY AS PUMPKIN PIE

For Teachers 5th - 6th
Students demonstrate place values using pumpkin seeds as a math manipulative. They use manipulatives, models, known facts, properties and relationships to explain thinking processes. They estimate the number of seeds in their pumpkin.
Lesson Plan
Curated OER

Scaling Down the Pyramids

For Teachers 6th - 8th
Students construct three-dimensional models of the three pyramids at Giza. They research the building of the pyramids and record the height, base and angle measurements of each pyramid. They create a file of facts regarding the pyramids.
Lesson Plan
Curated OER

Parachutes, Circles and Pi...Oh My!

For Teachers 6th - 7th
Students explore different size circles to discover the relationship between diameter and circumference. In this circles and Pi lesson, students construct simple parachutes using circle patterns of varying sizes. Students predict the...
Lesson Plan
Curated OER

Using Cabri Geometry to Create Fractals

For Teachers 9th - 12th Standards
Learners construct the Sierpinski Triangle using Cabri Jr. They use a step-by-step guide to construct the Sierpinski Triangle on their graphing calculator and then discuss the formula for constructing a nth stage Sierpinski Triangle.
Lesson Plan
Curated OER

Create-A-Town Simulation

For Teachers 2nd - 4th
Students design and construct a model town. In this community lesson, students will collaboratively build a small town from construction paper and toys.
Worksheet
Curated OER

Practice Exam Part 1: Vocabulary

For Students 4th - 6th
In this geometry worksheet, students practice constructing a variety of graphs with various degrees of vertices. Students determine whether 12 graphs have an Euler circuit or path.

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