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PPT
Curated OER

Transitions

For Teachers 7th - 12th Standards
Transitions are the focus of a presentation that includes information about the importance of transitions and types of transitions. Included is a list of commonly used transition words.
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Worksheet
Curated OER

Faulty Parallelism

For Students 11th - Higher Ed
Practice using parallel structure. Learners correct faulty parallelism in an extensive list of sentences. The faults in each sentence are sometimes subtle, so scholars will need solid background knowledge on parallel structure to catch...
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Lesson Plan
Curated OER

2-D and 3-D Presents at Pedro's Party

For Teachers 5th
Fifth graders draw 2-D and 3-D shapes. They sketch and label geometric figures with correct terminology, then explore parallel and perpendicular lines. Pupils sort and classify shapes drawn.
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Lesson Plan
Curated OER

Right Triangles

For Teachers 4th - 8th
Learners classify triangles and make connections regarding angle measurements and attributes of acute, right, and obtuse triangles. They listen to teacher define and explain triangles. Everyone imagines a place where a broken wing for a...
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Lesson Plan
Curated OER

Geometry Lesson 7: Line Segments And Angles

For Teachers 4th
Fourth graders examine and identify line segments and angles using dot paper to draw them. They look at vertical, horizontal, intersecting, parallel and perpendicular lines, draw right angles and angles that are greater than and less...
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Lesson Plan
Curated OER

Parallel and Perpendicular Lines

For Teachers 4th - 6th
Learners study parallel and perpendicular lines. In this parallel and perpendicular lesson, pupils explore 2-D shapes and determine if the sides are parallel or perpendicular.
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Lesson Plan
Curated OER

Series and Parallel Circuits

For Teachers 7th - 12th
Students explore the differences between a parallel and a series circuit.In this current lesson students complete several experiments using a light bulb.
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Worksheet
Curated OER

Twenty-Eight Parallel Lines with a Transversal Problems

For Students 9th - 10th
In this parallel lines with a transversal activity, students identify angles as corresponding, alternate interior, or alternate exterior, find the measure of angles, and solve for indicated values.  The solutions are provided.
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Worksheet
Curated OER

Linear Equations

For Students 9th - 10th
In this algebra learning exercise, students solve and graph linear equations. They differentiate between parallel and perpendicular lines. There are 35 questions about graphing.
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Interactive
Curated OER

Proving Lines Parallel Multiple Choice

For Students 10th - 12th
For this geometry worksheet, students identify parallel lines, examine and interpret diagrams, and find the value of corresponding angles and lines.  This one-page worksheet contains 6 multiple-choice problems.  Answers are provided on...
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Worksheet
Curated OER

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.
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Lesson Plan
Curated OER

Geometry Practice GG10: Prisms

For Teachers 10th - 12th
In this prisms worksheet, learners identify the number of faces in a prism.  They locate the parallel edges.  Students determine the names of prisms.  This two-page worksheet contains 3 problems.  Answers are listed on the last page.
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Lesson Plan
Curated OER

Parallel-o-Home

For Teachers 9th - 12th
High schoolers investigate the usage of parallel and perpendicular shapes in the real world. In this geometry instructional activity, students investigate shapes for properties that are related to the real world. They relate all the...
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Lesson Plan
Curated OER

Making Parallel Lines

For Teachers 8th - 10th
Students differentiate between parallel and perpendicular lines. In this geometry lesson plan, students make conjectures and apply it to solve real life situations. They collect data and make predictions based on the data.
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Lesson Plan
Curated OER

Constructing Parallel and Perpendicular Lines

For Teachers 7th - 9th
 For this geometry worksheet, learners construct lines that are parallel and perpendicular forming different angles. They differentiate between interior and exterior angles. Students identify the angles formed by a transversal and...
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Lesson Plan
Curated OER

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.
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Lesson Plan
Curated OER

Constructing Parallel Lines

For Teachers 8th - 10th
Students construct parallel lines using a protractor and a straightedge. In this geometry lesson, students identify the properties of parallel lines. They use Cabri to graph and observe the lines.
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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.
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Worksheet
Curated OER

Angles, Bearings and Maps

For Students 9th - 12th
In this secondary mathematics worksheet, students determine how many independent angles are in a diagram, bearings, and flight paths. The four page worksheet contains seven problems. Answers are provided. 
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Worksheet
Curated OER

Slope of Parallel and Perpendicular Lines

For Students 9th - 11th
In this parallel and perpendicular lines worksheet, students determine the slope of a line.  They calculate the slope of a line parallel and perpendicular to a given line.  This two-page worksheet contains  22 problems.  Answers are...
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Worksheet
Curated OER

Math Vocabulary

For Students 9th - 12th
In this math vocabulary learning exercise, students read clues and rearrange given letters to identify the described vocabulary word.  This one-page learning exercise contains 8 problems.  Answers are provided.
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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.
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Lesson Plan
Curated OER

Integrated Algebra

For Teachers 9th - 12th
In this integrated algebra worksheet, students 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, writing...
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Lesson Plan
Curated OER

Proportional Segments Between Parallel Lines

For Teachers 9th - 12th
Learners identify similar triangles.  In this proportional segments lesson plan, students identify corresponding sides, set up ratios, and find the length of the missing side of a triangle.  They use the parallel/proportionality...