Worksheet
Curated OER

Lines- Parallel, Perpendicular, or Neither

For Students 8th - 9th
In this slopes worksheet, students determine if the given twenty slope pair are from lines that are parallel, perpendicular, or neither.  The solutions are provided.
Worksheet
Curated OER

V, R, and I in Parallel Circuits

For Students 10th - Higher Ed
In this parallel circuits instructional activity, students learn parallel circuits basics and determine how to calculate total resistance and total current. This instructional activity has 6 matching and 15 problems to solve.
Worksheet
Curated OER

Revising for Parallelism

For Students 6th - 7th
In this parallelism instructional activity, students revise 20 sentences to make its structure parallel. A sample is given at the top of the page. 
Worksheet
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Lines-Online Quiz

For Students 6th - 7th
In this math activity, students identify pairs of lines as parallel, intersecting, perpendicular, or none of the above. Each problem is presented as a drawing of two lines. The students click in the box that tells their choice of...
Lesson Plan
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Slope of a Line

For Teachers 12th - Higher Ed
In this slope worksheet, students determine the slope of a line. They use the slope to determine if two lines are parallel or perpendicular. This two-page worksheet contains five equations.
Lesson Plan
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Trigonometry Involving Figures - Week 11

For Teachers 10th - 11th
In this trigonometry worksheet, students use trigonometric functions to determine the measurement of angles and the length of sides in given figures. Most figures are comprised of rectangles containing parallel and perpendicular lines,...
Worksheet
Curated OER

Describe Five Polygons

For Students 6th - 9th
In this polygons worksheet, students use the parallel, acute, right, obtuse, straight, and reflex to describe the five shapes provided.
Lesson Plan
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Integrated Algebra

For Teachers 9th - 12th
In this integrated algebra worksheet, young scholars solve problems covering topics studied during the year.  Problems include topics such as slope-intercept, Venn Diagrams, finding the solution to multi-step algebra problems,...
Worksheet
Curated OER

Don't Fence Me In: Prisms

For Students 9th - 12th
In this prism worksheet students explore the best way to divide a rectangular region into four areas using parallel lines.  This one-page worksheet contains 1 problem.  The answer is provided.
Worksheet
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Graphing a Line Parallel to an Axis

For Students 9th - 11th
In this Algebra I/Algebra II worksheet, students graph lines parallel to an axis.  The one page worksheet contains one multiple choice question with the answer.
Worksheet
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Skills and Application

For Students 9th - 10th
In this geometry worksheet, students identify the different properties of parallel lines cut by a transversal. They identify the different angles created by such lines. There are 16 questions.
Lesson Plan
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Map Making Project

For Teachers 5th - 8th
Students identify and draw parallel, intersecting, and perpendicular lines and line segments. In this lines lesson plan, students draw a map with avenues and streets by drawing these lines.
Interactive
CK-12 Foundation

Resistor Simulation

For Students 9th - 12th Standards
Many scholars struggle to picture electrons traveling in a circuit but understand water going through a pipe. The simulation compares circuits to water pipes. It walks pupils through four levels of questions, allowing them to switch...
Lesson Plan
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Line Construction

For Teachers 9th - 11th
In this geometry worksheet, students construct perpendicular and parallel lines through a given points using a straightedge and a compass. There are 5 questions with an answer key.
Interactive
Curated OER

Parallels and Quadrilaterals

For Students 9th - 10th
In this geometry worksheet, students identify the missing angles and sides of a quadrilateral. They differentiate between the different types of quadrilaterals. There are 20 questions with an answer key.
Lesson Plan
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Parallel Lines and Properties of Slope

For Teachers 9th - 10th
Students define functions to be graphed using the Y=key. They demonstrate how to set up a standard viewing screen using Zoom 6. They discuss and explore mathematical questions on a worksheet.
Lesson Plan
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Parallel Timelines

For Teachers 12th
Twelfth graders research the history of how a particular environmental issue moves through the Conservation Movement. They create timelines that show the progression of public sentiment and the legislation about the issue.
Worksheet
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Caley Table for the Symmetries of a Square

For Students 8th - 11th
Middle and high schoolers complete Caley's table to indicate rotating a square 90, 180, and 270 degrees. They also reflect a square across the vertical and horizontal line. This one-page worksheet contains eight movements.
Worksheet
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Time Words/Tenses Review

For Students 6th - 9th
Focus on correct verb usage with your English language learners. There are 42 sentences listed; can your class correct them? The sentences are short, and the major errors are in verb tense.
Lesson Plan
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Quadrilateral Clues

For Teachers 4th - 5th Standards
Fourth and fifth graders work in pairs  explore quadrilaterals. In this problem-solving instructional activity, learners participate in hands-on activities that require them to identify, describe, compare, and classify...
Worksheet
Curated OER

Attributes of Shapes Guided Lesson Explanation

For Students 1st
Triangles, circles, and rectangles are featured in a colorful, one-page instructional activity that defines and illustrates these shapes. Read the explanations with your first graders and have them count the number of shapes in a given...
PPT
Curated OER

Part I: Principle of Effective Writing

For Teachers Higher Ed
Designed for higher education, this 151-slide presentation focuses on effective writing techniques, specifically in scientific manuscripts. While the slides contain readable amounts of text (none are text heavy), consider spreading this...
PPT
Curated OER

Electrical Circuits

For Teachers 9th - 12th
Wow! Here is a coherent and cleverly designed tool for teaching physical scientists about electric circuits. Animations help learners to visualize what is happening within the parts of a circuit. Components are displayed to teach them...
Lesson Plan
Curated OER

Triangle's Interior Angles

For Teachers 7th - 9th Standards
Given a pair of parallel lines and a triangle in between, geometers prove that the sum of the interior angles is 180 degrees. This quick quest can be used as a pop quiz or exit ticket for your geometry class.

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