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Interactive
Curated OER

Measuring Angles

For Students 5th - 6th
In this measuring angles learning exercise, students complete a set of 10 multiple choice questions, clicking on a link for answers or to print the page. Worksheet is labeled "pretest."
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Worksheet
Curated OER

The Isosceles Triangle Problem

For Students 10th
In this geometry worksheet, 10th graders solve a problem involving an isosceles triangle.  The problem appears to be deceptively easy, but instead requires the use of trigonometry to arrive at a correct solution.  The one page worksheet...
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Worksheet
Curated OER

Analytic Geometry-Good Problems from Alex Pintilie

For Students 10th - 12th
In this analytic geometry worksheet, students solve 12 word problems. Problems cover identifying the locus of an equation as well as the locus.
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Worksheet
Curated OER

Triangle worksheets

For Students 10th
In this geometry worksheet, 10th graders explore triangle properties, including the sum of the measures of the angles of a triangle, the triangle inequalities, properties of isosceles triangles, properties of congruent triangles, and...
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Lesson Plan
Curated OER

When Johnny Came Marching Home

For Teachers 9th - 12th
Students examine the concept of gender bias. In this discrimination lesson, students research 1940's and 1950's America and determine how historical events shaped the changing role of women in the country.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 8th
Young scholars explore the history of Pythagoras and his contributions to mathematics. In this middle school geometry instructional activity, students use one inch tiles to investigate the Pythagorean Theorem and to find the length of...
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Worksheet
Curated OER

Cryptography and Cryptanalysis

For Students 5th - 8th
In this ciphers worksheet, students cipher the message given to them with a cipher code. Students complete 1 message total.
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Worksheet
Curated OER

Vertical Tower

For Students 11th
In this trigonometry worksheet, 11th graders are given a tower built by different angles and asked to prove the sides are true using the theorems of trig angles. There are 3 questions with an answer key.
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Lesson Plan
Curated OER

Contributions in Society

For Teachers 1st
First graders explore Canadian history by investigating the First Nations. In this Canadian heritage lesson, 1st graders identify the contributions made by the First Nations to the country of Canada. Students collaborate to create a...
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Lesson Plan
Curated OER

Metis- Grade 9

For Teachers 9th
Ninth graders investigate aspects of Metis life. In this Canadian history lesson, 9th graders research Metis life and use their findings to create time line quilts.
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Worksheet
Curated OER

The Sine and Cosine Ratios

For Students 10th
For this geometry worksheet, 10th graders write the ratio that represents the sine and cosine of the indicated angle.  The one page worksheet contains two multiple choice questions.  Answers are included. 
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Worksheet
Curated OER

Using Trigonometry to Find Area

For Students 11th - 12th
In this Algebra II/Trigonometry worksheet, students use trigonometry to determine the area of a triangle or a parallelogram.  The one page worksheet contains ten problems.  Answers are not provided. 
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Worksheet
Curated OER

Geometry

For Students 7th - 8th
In this line and angles instructional activity, students explore basic geometry vocabulary.  They classify polygons.  Students determine the area and perimeter of given shapes.  They examine the parts of a circle, find volume and surface...
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Lesson Plan
Curated OER

Digestion - Part 3

For Teachers 6th - 8th
Students explore the human body by reviewing the digestive system. In this human anatomy lesson, students identify the elements of human digestion by completing two body system worksheets. Students read the story What Happens to a...
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Lesson Plan
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Always Allow Alliteration (part 1)

For Teachers 3rd - 6th
Pupils identify letters and sound that are being alliterated in a text they are given. In this alliteration worksheet, students also create alliteration in words and sentences.
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Worksheet
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Challenge: Skills and Applications Lesson 2.4

For Students 9th - 10th
In this algebra worksheet, students create arguments using conjectures. They identify the sequence and the pattern and formula. They solve products and prove sum of integers. There are 8 questions.
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Worksheet
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Pairs of Lines

For Students 9th - 10th
In this geometry worksheet, students differentiate between perpendicular and parallel planes and lines. They identify segments that are parallel and perpendicular to sides. There are  22 questions.
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Worksheet
Curated OER

Triangle Fundamentals Homework

For Students 9th - 10th
In this geometry worksheet, students identify the missing angles of non right triangles using the angle sum theorem. They solve for the unknown using algebra. There are 21 questions.
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Worksheet
Curated OER

Proofs with Triangles

For Students 9th - 10th
In this geometry learning exercise, student solve problems with triangles using proofs. They identify the solution based on SSS, SAS, ASA. There are 5 proofs tobe completed.
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Interactive
Curated OER

Similar Triangles Multiple Choice

For Students 8th - 10th
For this triangle relationships worksheet, students identify measurements in similar and congruent triangles. Each problem features a drawing of two or more triangles. Kids identify missing measurements. There are 5 multiple choice...
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Lesson Plan
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Bisectors of Triangles

For Teachers 10th
In this geometry worksheet, 10th graders solve problems involving the perpendicular bisectors and angle bisectors of a triangle and their points of concurrency.  The one page worksheet contains sixteen questions.  Answers are included. 
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Lesson Plan
Curated OER

Ny Secret War: Lesson 10

For Teachers 5th
Fifth graders explore the role of propaganda during the war. In this social studies lesson, 5th graders view various forms of propaganda and design their own propaganda poster.
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Lesson Plan
Curated OER

Constructing Triangles

For Teachers 9th - 10th
Students construct triangles. In this geometry lesson, students create equilateral triangles. They also construct triangles where the sides are different. They use the lab to create and move shapes around with the Cabri program.
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Lesson Plan
Curated OER

Incenter of a Triangle

For Teachers 10th
Tenth graders find the incenter of a triangle. For this geometry lesson, 10th graders define the way to create an incenter with an angle bisector. They differentiate between incenter and incircle.

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