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Lesson Plan
Curated OER

Taller/Wider/longer

For Teachers 1st
For this unit, 1st graders use measurement language and counting to compare objects in a variety of game situations. Students also practice the advanced concept of counting to advanced counting.
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Worksheet
Curated OER

Challenge: Skills and Applications Lesson 3.4

For Students 9th - 10th
In this geometry worksheet, students identify the missing angles formed by parallel lines and a transversal. They differentiate between parallel and perpendicular lines. There are four questions.
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Lesson Plan
Curated OER

Pythagorean Theorem: Triangles and Their Sides

For Teachers 8th - 10th
Young scholars investigate triangles and their relationship to each other. In this geometry lesson, students solve right triangles using the properties of the Pythagorean Theorem. They differentiate between right, acute, straight and...
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Worksheet
Curated OER

Geometry Involving Figures - Week 12 (Ratio and Surface Area)

For Students 10th - 12th
In this ratio and surface area instructional activity, students find the ratio of surface area of one figure to another. They determine the length of sides and angles through similar figures. Students use trigonometric ratios to find the...
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Worksheet
Curated OER

Identify Similar Triangles With Proofs

For Students 10th - 12th
In this similar triangle worksheet, students write a two-column proof to explain why determined triangles are similar. Given some line lengths and angle measurements, students use proofs to identify the ratio of specified angles. This...
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Worksheet
Curated OER

A Blast of Math

For Students 6th - 7th
In this math review worksheet, students complete several activities that help them review fractions, writing dates, position terms, reading clocks, finding distance, finding angles, and several other review items.
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Interactive
Curated OER

Parallelograms Multiple Choice

For Students 9th - 10th
In this geometry worksheet, students calculate the different measurements for parallelograms using the properties of quadrilaterals. They are given partial information and must solve the problem. There are 6 questions with an answer key.
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Lesson Plan
Curated OER

The Anti-Gravity Machine

For Teachers 5th - 8th
Students examine physics by completing a bicycle experiment in class. In this gravity lesson, students measure the characteristics of different bicycles and compare their different race times. Students utilize a shoebox, pencil, tape,...
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Worksheet
Curated OER

Law of Sines

For Students 10th - 12th
In this Law of Sines worksheet, students use trigonometric ratios to determine angle measurement and/or the length of the side of a triangle. This one-page worksheet contains ten trigonometric ratio problems.
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Worksheet
Curated OER

Bearings and Scale Drawings

For Students 5th - 6th
In this bearings and scale drawings instructional activity, learners redraw diagrams to scale, measuring angles, then solve 2 additional problems, finding bearings.
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Worksheet
Curated OER

Getting an Angle on the Sun and Moon

For Students 7th - 10th
In this Sun and Moon activity, students solve 6 problems about the angular scale of the images given, the size of the features on the images and the area of the features shown.
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Lesson Plan
Curated OER

Measuring the Earth (Eratoshenes' method)

For Teachers 6th
Sixth graders engage in problem solving, communicating, reasoning, and connecting to represent and solve problems, using geometric models.
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Worksheet
Math Mammoth

Area of Rectangles

For Students 4th
In this geometry worksheet, 4th graders identify how many square units is the area of each of the shaded shapes. Then they find the areas of the rectangles when the sides are given. Students also draw the figure described for each.
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Worksheet
Curated OER

Using Trigonometry to Find Lengths

For Students 9th - 11th
In this trigonometry worksheet, students use trigonometric ratios to find the length of a missing side. This four-page worksheet contains 18 multi-step problems. Answers are provided on the last two pages of the worksheet.
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Activity
Canton Museum of Art

Personal Clay Box

For Teachers 9th - 10th
High schoolers will love this geometrically exact ceramics project; they create a personalized clay box using the slab method and mathematical measurements. They utilize scoring and square construction and can decorate the boxes to...
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Lesson Plan
Curated OER

Mathematics Within: Shape, Space & Measurement

For Teachers 9th - 12th
High schoolers experiment and analyze triangulation to assess degrees of combined angles, predict polygons that tessellate as well as extending of shapes to create tessellations. They explore the concept of why some polygons tessellate...
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Lesson Plan
Curated OER

Try An Angle

For Teachers 5th
Fifth graders classify the different triangles by sides and angles. They discover how many different ways they can arrange 2, 3, 4 ...7 tangram pieces to create triangles. They classify and label the six triangles on their pattern sheet.
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Worksheet
Curated OER

Practice Problems

For Students 9th - 12th
In this geometry worksheet, students practice finding the measure of 4 different angles. Students work independently as they refine their ability to correctly calculate the measure of an angle.
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Lesson Plan
Curated OER

The Librarian Who Measured the Circumference of the Earth

For Teachers 6th
Sixth graders explore angles, triangles, and investigate the circumference of the earth. They participate in a Webquest, access data bases, and communicate with other students through an on-line project site involving the circumference...
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Lesson Plan
Curated OER

Thumb Measurement

For Teachers 3rd - 7th
Students practice measuring using the metric system and millimeters. They measure their thumbs and record their findings. Students record the findings of their classmates and find the average or mean for the two groups.
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Lesson Plan
Curated OER

Make a Measurement Maths Trail

For Teachers 2nd - 4th
Students follow a math trail that has been created by the teacher. They follow the trail and answer math questions at stations along the way. They work in small groups to devise a math trail of their own which they share with another class.
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Worksheet
Curated OER

The Quadrilateral Family

For Students 10th
In this quadrilaterals worksheet, 10th graders solve and complete 10 different problems that include identifying various quadrilaterals. First, they indicate whether the statements are true or false for each. Then, students determine the...
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Worksheet
Curated OER

Rotational Symmetry

For Students 5th
In this rotational symmetry worksheet, 5th graders determine if the two figures have rotational symmetry. This worksheet explains and provides examples of rotational symmetry.
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Lesson Plan
Curated OER

Sled Kites and Trigonometry

For Teachers 9th - 12th
Students study the history of kites and their fundamental properties.  In this kites instructional activity students divide into teams and build and fly kites. 

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