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Willow Tree
Interior Angles, Exterior Angles, and Diagonals of Polygons
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate...
EngageNY
The Division of Polynomials
Build a true understanding of division of polynomials. Learners use their knowledge of multiplying polynomials to create an algorithm to divide polynomials. The area model of multiplication becomes the reverse tabular method of division.
EngageNY
Applications of the Pythagorean Theorem
Begin seeing the world through the lens of geometry! Use the 19th installment in a 25-part module to apply the Pythagorean Theorem to solve real-world problems. Individuals sketch situations resulting in right triangles such as the...
Curated OER
Square Roots Using a Carpenter's Square
Students calculate the square root of a given number using carpenter's square measurements. In this math lesson, students relate this method on the Pythagorean theorem. They answer practice problems after the exploration activity,
Curated OER
Daydreaming with Marc Chagall
Explore the concepts of surrealism and cubism that Marc Chagall portrayed in his art. Your elementary artists will read articles about the artist and practice the methods used in surrealism and cubism.
Curated OER
Line Hunt
Students identify lines in everyday images. In this art analysis lesson, students practice drawing diagonal, vertical and horizontal lines on pieces of chart paper. Students examine a page from a magazine and identify the...
West Contra Costa Unified School District
Sneaking Up on Slope
Pupils determine the pattern in collinear points in order to determine the next point in a sequence. Using the definition of slope, they practice using the slope formula, and finish the activity with three different ways to...
Curated OER
Name Art
Students create name art. In this visual arts instructional activity, students use horizontal, vertical, and diagonal lines to highlight their own names in print. Students use primary colors to create secondary colors in the project.
Curated OER
Square Graphs
Students identify the different properties of quadrilaterals. For this geometry-lesson, students define parallel sides and diagonals of polygons as they compare to a quadrilateral. They identify the methods to find the angles in a...
Curated OER
Linear Equations and Matrices
Learners solve systems of equations. In this precalculus lesson,students solve linear equations using matrices. They use the Gaussian elimination method to identify the missing variables and simplify the linear equations.
Curated OER
1 VS the Mob
Students prepare to become the first to cover four adjacent products, horizontally, vertically or diagonally by selecting factors that make the needed products. They play this game to acquire a healthy appetite for competition between...
Curated OER
Flag Folding
Students study the effects of combining, subdividing, and changing basic shapes to figure out the official method for folding the US flag. They complete a prediction sheet to determine how to get the flag folded so that only the blue...
Curated OER
Brian's Pegboard II
Students are able to assess a problem and use systematic methods to solve the problem. They also find out all the possible outcomes for a sequence of events using tree diagrams.
Curated OER
Accordion Book
Learners make an accordion book to show information that is associated with a particular learning event. In this accordion book instructional activity, students follow paper-folding directions to make the book. They fill the book with...
Curated OER
Algebra Tic-Tac-Times
Use the strategy of working backwards to practice factoring polynomials and multiplying binomials in a game format. Play, and work to find which products combined with the available factors will result in the placement of four tokens in...
Curated OER
Principles of Square Roots Lesson Plan
Middle and high schoolers investigate all the different places in math that square root is present. In this geometry lesson, pupils discuss square roots as it relates to a right triangle and construction. They go over altitude, rise,...
Illustrative Mathematics
Area of a Trapezoid
Here is a straightforward example of how to apply the Pythagorean Theorem to find an unknown side-length of a trapezoid. Commentary gives additional information on proving that the inside of the trapezoid is a rectangle, but is...
Virginia Department of Education
Adding and Subtracting Fractions
Your learners will enjoy playing a game as a motivator to learning and remembering the adding and subtracting of fractions.
Curated OER
Magazine Holder
Students investigate ways to save our environment by creating a recycled product. In this sustainable materials lesson, students create a magazine holder by recycling a large cardboard box and gift wrap or wallpaper. Students...
Curated OER
Around The Stop Sign
Learners analyze a drawing of a regular octagon inscribed in a circle to determine angle measures, using knowledge of properties of regular polygons and the sums of angles in various polygons to help solve the problem. They use...
Curated OER
Calendar Counting
Young scholars demonstrate how to count by 2's. In this number sense lesson, students review skip counting on the hundreds chart and recognize the pattern of counting by 2's. Young scholars use a reproducible of a calendar to color in...
Curated OER
Learning to Listen
Students examine communication and how to be a better listener. In this social skills instructional activity students complete several listening exercises.
Curated OER
Science: Handwritten Personality
Students watch an episode of "Frontiers" and discover the scientific basis for handwriting analysis. In the video, they discover how size, shape, and slant of handwriting suggest personality traits. After a discussion, students offer...
Curated OER
Toothpick Art
Learners review primary colors and practice making straight lines. For this visual arts lesson, students paint simple shapes as large as a toothpick, using specific primary colors. During the construction of the shapes learners are...