Interactive
CK-12 Foundation

Equations with Variables on Both Sides: Rubber Ducky Math

For Students 8th
Rubber ducky, you're the one ... to help solve equations. Young mathematicians use an interactive to set up a situation involving rubber ducks. This helps users visualize and solve an equation with variables on both sides.
Worksheet
Curated OER

"West Side Story"

For Students 5th - 6th
In this music history instructional activity, students discover the musical "West Side Story" by first reading a summary of the plot. Kids answer 5 questions about the story line. Students then read and analyze the lyrics to "America"...
Lesson Plan
Curated OER

ReQuest and Motor Imaging with My Side of the Mountain

For Teachers 5th
Fifth graders read "My Side of the Mountain." They create a pantomime using vocabulary words from the story. Students create three questions about the reading. They discuss the passage they read and act out words to help them better...
Worksheet
Curated OER

Polygons- Vertices and Sides

For Students 3rd - 4th
In this polygons worksheet, students name a set of 8 polygons, then state how many vertices and sides each has. Answers included on page 2.
Worksheet
Curated OER

West Side Story

For Students 6th - 8th
In this music worksheet, middle schoolers examine the musical of West Side Story. They write parts of the musical while examining the musical score.
Worksheet
Curated OER

Measurement: Perimeter

For Students 10th
In this perimeter instructional activity, 10th graders identify and complete 9 different problems that include determining the perimeter of various figures. First, they complete the table by writing the number of sides in each figure...
Worksheet
Curated OER

Recognize and Draw Shapes

For Students 1st - 2nd
Each of these 10 shapes comes with a question for learners to answer as they analyze its attributes. They examine the following shapes: hexagon, trapezoid, pentagon, circle, diamond, parallelogram, rectangle, triangle,...
Worksheet
Curated OER

Understanding Categories of Shapes

For Students 2nd - 3rd
What are these shapes? Here are four shapes with some common attributes: they each have four parallel sides and four vertices. Scholars identify a rectangle, rhombus, square, and quadrilateral. Because there is an explanation written...
Lesson Plan
EngageNY

Incredibly Useful Ratios

For Students 9th - 10th Standards
Start the exploration of trigonometry off right! Pupils build on their understanding of similarity in this lesson that introduces the three trigonometric ratios. They first learn to identify opposite and adjacent...
Interactive
CK-12 Foundation

Special Triangle Ratios: Special Right Triangle Ratios

For Students 9th - 12th Standards
Go from one side length to any other side length with special right triangles. Individuals use the interactive to investigate the ratio of sides in 45-45 and 30-60 right triangles. Scholars make generalizations about the types of special...
Activity
1
1
Illustrative Mathematics

Midpoints of the Sides of a Paralellogram

For Teachers 9th - 12th Standards
This task asks learners to prove that the segment joining the midpoints of two sides of a parallelogram is both congruent and parallel to an adjacent side of the parallelogram. The activity would be good to use in a discussion about how...
Worksheet
Curated OER

Recognize and Draw Shapes

For Students K - 1st
What type of shape is this? Learners practice identifying shape attributes as they name a parallelogram and an oval and count the sides of a cube and a triangle. There are multiple-choice answers for the shape-name questions, so...
Worksheet
Curated OER

Understand Categories of Shapes

For Students K - 1st
This colorful set of shapes and figures is the data set learners need to fill out an extensive table. For each of 11 types of shapes or figures they record the quantity and how many corners and sides each has. This becomes more difficult...
Lesson Plan
Curated OER

A Walk on the West Side

For Teachers 9th - 12th
Students comprehend what makes up the physical community. Read and construct scale drawings and models. Explore the history of infrastructures and how the contributions of science, math and industry have led to the development of their...
Lesson Plan
Curated OER

Side Splitter Triangles

For Teachers 8th - 11th
Learners investigate the side splitter theorem. In this geometry lesson, students estimate and solve problems dealing with ratios and proportions. They identify angles created by lines that are parallel.
Worksheet
Curated OER

Sides and vertices

For Students 2nd - 4th
In this sides and vertices worksheet, learners complete how many sides or vertices are in the shapes given to them. Students complete 8 problems.
Worksheet
Curated OER

Sides and vertices

For Students 2nd - 3rd
For this sides and vertices worksheet, students decide between 2 shapes to show which has more or less sides or vertices. Students complete 6 problems.
Lesson Plan
Curated OER

Shapes - Sides and Corners

For Teachers K - 1st
Learners identify a number of different shapes and their corners and sides. Using a cut out of the shape, they stand on the appropriate shape on the floor and count the sides and corners. They use a geoboard to construct their own shapes...
PPT
Curated OER

Quadrilaterals: 2 dimensional shapes with 4 straight sides

For Teachers 1st - 3rd
Which shapes are considered quadrilaterals? View and learn that two dimensional shapes with four straight sides are considered quadrilateral. The rhombus, parallelogram, rectangle, and trapezium are only few of the fabulous shapes...
Interactive
CK-12 Foundation

Angle-Side-Angle Triangles: Caution Tape

For Students 10th - 12th Standards
Don't lose your marbles. Scholars use an interactive to create a triangle that closes off a portion of a sidewalk with loose marbles. The Law of Sines helps them find the side measures of such a triangle.
Worksheet
Curated OER

Find the Side of the Triangle

For Students 9th - 10th
In this geometry activity, students investigate the missing side of  triangles given the other two sides. There are 5 questions with a solution key.
Lesson Plan
Curated OER

Classifying Triangles by the Length of the Sides Using Cabri Jr.

For Teachers 9th - 12th Standards
Learners follow detailed directions to create triangles on their graphing calculator. In this properties of triangles lesson, they will create triangles on their calculators using the Cabri Jr. application. They then identify three...
Lesson Plan
Curated OER

Choosing Sides: The Native Americans' Role in the American Revolution

For Teachers 9th - 12th
Young scholars analyze the different roles assumed by various Native American tribes during the American Revolution. They examine the issues involved for Native Americans in choosing the British or the American side of the conflict, such...
Lesson Plan
Curated OER

Solving Equations with Variables on Both Sides

For Teachers 9th
Ninth graders solve equations with variables on both sides of an equation. In this algebra lesson, 9th graders use more than one step to arrive at their final answer. They solve linear equations by addition, subtraction, division and...

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